{"header":{"message":"35: Refactor WIP solution for Rust track exercise \"Sum of Multiples\".","description":null,"timestamp":"2021-10-09T12:45:24.822434667Z","authors":[{}]},"hash":"KOISBSJ3KKEP44EXD6CC3NVTTQLLOBZDONMHTVLGOSTDXUD6SJTQC","authors":[{"key":"Aaw9nJhsNmfzFih9mKyNw9mV8CgERXJkRa1kK1Kx3LQH"}],"deps":{"hashes":[["KOISBSJ3KKEP44EXD6CC3NVTTQLLOBZDONMHTVLGOSTDXUD6SJTQC","35: Refactor WIP solution for Rust track exercise \"Sum of Multiples\"."],["AA",null],["SPUEEQZQFZDVOLZTAXLRHXPCQ3JWN32O7YCND24XVCHYIDNNT4QQC","24: Add WIP solution for Rust track exercise \"Sum Of Multiples\"."],["YGJVWTKAANDS6TUXWRI5V4TLVWTZNBNX2HXRYJ2WSPBPI2U6MB2AC","34: Improve solution for Rust track exercise \"Nth Prime\"."],["IXMBS6ZPQSFG6HTYGHNJJ3YK2KYGUBBNTMIU7Q5CAKLJEXSBP4EAC","29: Improve solution for Rust track exercise \"Nth Prime\"."],["UTP7D53QIV7KUBI3DX36GSDXMSAVIMDSPOSYN7SJEREOHBHJIEKAC","12: Improve solution for Rust track exercise \"Nth Prime\"."],["ZSKHCSQ5VEHFCQPJMX6EH6BSRSDU4DPAW3QRR3JZKZMYLOO72X7QC","30: Fix regression introduced in solution for Rust track exercise \"Nth Prime\"."],["XDEY7SNLZMAC3KIKUHDGZGGXHHT7BYF3GSVAREXESO5D4S6FZBQQC","31: Improve solution for Rust track exercise \"Raindrops\"."],["VH5OFL554R47JLRPRPJK4BPVNEREVXQ7E6F42KN7ADEELB7VGYOAC","32: Improve solution for Rust track exercise \"Nth Prime\"."],["JZN2AQ3EMSXVYKPYPMHKN6JFKAFGZMQLHO7N5A37SKTNFWFI53OQC","10: Add Rust track exercise \"nth-prime\"."],["ERYD4CD76UGRWQJXSVEPME4XJNQOGECALQEB3NBE76RLJX22TX6AC","11: Add solution for Rust track exercise \"Nth Prime\"."],["QK6XE5XFT6XT6N2TAFLZTJAV3FWDDWXMXHHEE7MCFIUBRETV2HFQC","13: Add Rust track exercises \"Beer Song\", \"Proverb\", \"Difference Of Squares\", \"Sum Of Multiples\", \"Grains\", \"Prime Factors\", \"Armstrong Numbers\" and \"Reverse String\"."],["KWE5K6XLZULD6MDDVM7X2YFMYMKL76L4MHRAUXZ6EWL5YAJVBKUQC","23: Fix panix on input `12` for solution for Rust track exercise \"Nth Prime\"."],["MXKH26RWBUYSP4AVDTCS3GWPGV4PKUMXEMEJDRGYEUTIAKWLTUQAC","26: Refactor solution for Rust track exercise \"Sum Of Multiples\"."]],"deps":["SPUEEQZQFZDVOLZTAXLRHXPCQ3JWN32O7YCND24XVCHYIDNNT4QQC","YGJVWTKAANDS6TUXWRI5V4TLVWTZNBNX2HXRYJ2WSPBPI2U6MB2AC"],"known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},"hunks":[{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":1,"ins":{"up_context":[{"change":4,"pos":2029}],"down_context":[{"change":2,"pos":847}],"flag":"BLOCK","start":0,"end":135,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":2029},"to":{"change":2,"start":809,"end":847},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"//! Finds the sum of all the unique multiples of particular numbers up to but not including a specified number."},{"Add":"use std::{error, fmt};"}],"del_contents":[{"Del":"mod error_a {\n\tuse std::{error, fmt};\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":4,"ins":{"up_context":[{"change":2,"pos":848}],"down_context":[{"change":2,"pos":957}],"flag":"BLOCK","start":136,"end":278,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":848},"to":{"change":2,"start":848,"end":957},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"#[derive(Debug)]"},{"Add":"/// Possible error from struct creation."},{"Add":"enum CreationError {"},{"Add":"\tSubsetBiggerThanSet { set: Vec , subset_size: usize },"},{"Add":"}"}],"del_contents":[{"Del":"\t#[derive(Debug)]\n\tpub enum CreationError {\n\t\tSubsetBiggerThanSet { set: Vec , subset_size: usize },\n\t}\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":10,"ins":{"up_context":[{"change":2,"pos":958}],"down_context":[{"change":2,"pos":1277}],"flag":"BLOCK","start":279,"end":585,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":958},"to":{"change":2,"start":958,"end":1277},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"impl fmt::Display for CreationError {"},{"Add":"\tfn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {"},{"Add":"\t\tmatch self {"},{"Add":"\t\t\tCreationError::SubsetBiggerThanSet { set, subset_size } => write!("},{"Add":"\t\t\t\tf,"},{"Add":"\t\t\t\t\"Subset can't be bigger than set.\\nset: {:?}\\nsubset_size: {:?}\","},{"Add":"\t\t\t\tset, subset_size"},{"Add":"\t\t\t),"}],"del_contents":[{"Del":"\timpl fmt::Display for CreationError {\n\t\tfn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {\n\t\t\tmatch self {\n\t\t\t\tCreationError::SubsetBiggerThanSet { set, subset_size } => write!(\n\t\t\t\t\tf,\n\t\t\t\t\t\"Subset can't be bigger than set.\\nset: {:?}\\nsubset_size: {:?}\",\n\t\t\t\t\tset, subset_size\n\t\t\t\t),\n\t\t\t}\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":20,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1284},"to":{"change":2,"start":1284,"end":1348},"introduced_by":2}],"inode":{"change":4,"pos":2029}}},"contents":[{"Del":"\n\timpl error::Error for CreationError {}\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":22,"ins":{"up_context":[{"change":2,"pos":1351}],"down_context":[{"change":2,"pos":1406}],"flag":"BLOCK","start":586,"end":648,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | 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{"},{"Add":"\tA,"},{"Add":"\tB,"},{"Add":"\tC,"},{"Add":"\tD,"},{"Add":"\tE,"},{"Add":"}"}],"del_contents":[{"Del":"\t#[derive(PartialEq)]\n\tenum State {\n\t\tA,\n\t\tB,\n\t\tC,\n\t\tD,\n\t\tE,\n\t}\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":34,"ins":{"up_context":[{"change":2,"pos":1472}],"down_context":[{"change":2,"pos":1625}],"flag":"BLOCK","start":761,"end":1108,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1472},"to":{"change":2,"start":1472,"end":1625},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"/// Generates combinations of elements of a set without replacement/repetition of the elements."},{"Add":"/// Implements the [Revolving Door algorithm](http://math0.wvstateu.edu/~baker/cs405/code/RevolvingDoor.html)."},{"Add":"struct CombinationsWithoutReplacement<'a, A>"},{"Add":"where"},{"Add":"\tA: Clone,"},{"Add":"{"},{"Add":"\tset: &'a [A],"},{"Add":"\tsubset_indices: Vec,"},{"Add":"\tindex: usize,"},{"Add":"\tstate: State,"},{"Add":"}"}],"del_contents":[{"Del":"\tpub struct CombinationsWithoutReplacement<'a, A>\n\twhere\n\t\tA: Clone,\n\t{\n\t\tset: &'a [A],\n\t\tsubset_indices: Vec,\n\t\tindex: usize,\n\t\tstate: State,\n\t}\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":46,"ins":{"up_context":[{"change":2,"pos":1626}],"down_context":[{"change":2,"pos":2263}],"flag":"BLOCK","start":1109,"end":1855,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":1626},"to":{"change":2,"start":1626,"end":2263},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"impl CombinationsWithoutReplacement<'_, A>"},{"Add":"where"},{"Add":"\tA: Clone,"},{"Add":"{"},{"Add":"\t// R1: Initialise"},{"Add":"\t/// # Arguments"},{"Add":"\t///"},{"Add":"\t/// * `set`: Set to generate combinations of."},{"Add":"\t/// * `subset_size`: Size of subsets containing the combinations to output."},{"Add":"\tfn new("},{"Add":"\t\tset: &[A],"},{"Add":"\t\tsubset_size: usize,"},{"Add":"\t) -> Result, CreationError > {"},{"Add":"\t\tif set.len() < subset_size {"},{"Add":"\t\t\tErr(CreationError::SubsetBiggerThanSet {"},{"Add":"\t\t\t\tset: set.to_owned(),"},{"Add":"\t\t\t\tsubset_size,"},{"Add":"\t\t\t})"},{"Add":"\t\t} else {"},{"Add":"\t\t\tOk(CombinationsWithoutReplacement {"},{"Add":"\t\t\t\tset,"},{"Add":"\t\t\t\tsubset_indices: {"},{"Add":"\t\t\t\t\tlet mut a: Vec = Vec::with_capacity(subset_size + 1);"},{"Add":"\t\t\t\t\tfor b in 0..subset_size {"},{"Add":"\t\t\t\t\t\ta.push(b);"},{"Add":"\t\t\t\t\t}"},{"Add":"\t\t\t\t\ta.push(set.len());"},{"Add":"\t\t\t\t\ta"},{"Add":"\t\t\t\t},"},{"Add":"\t\t\t\tindex: 0,"},{"Add":"\t\t\t\tstate: State::A,"},{"Add":"\t\t\t})"}],"del_contents":[{"Del":"\timpl CombinationsWithoutReplacement<'_, A>\n\twhere\n\t\tA: Clone,\n\t{\n\t\t// R1: Initialise\n\t\tpub fn new(\n\t\t\tset: &[A],\n\t\t\tsubset_size: usize,\n\t\t) -> Result, CreationError > {\n\t\t\tif set.len() < subset_size {\n\t\t\t\tErr(CreationError::SubsetBiggerThanSet {\n\t\t\t\t\tset: set.to_owned(),\n\t\t\t\t\tsubset_size,\n\t\t\t\t})\n\t\t\t} else {\n\t\t\t\tOk(CombinationsWithoutReplacement {\n\t\t\t\t\tset,\n\t\t\t\t\tsubset_indices: {\n\t\t\t\t\t\tlet mut a: Vec = Vec::with_capacity(subset_size + 1);\n\t\t\t\t\t\tfor b in 0..subset_size {\n\t\t\t\t\t\t\ta.push(b);\n\t\t\t\t\t\t}\n\t\t\t\t\t\ta.push(set.len());\n\t\t\t\t\t\ta\n\t\t\t\t\t},\n\t\t\t\t\tindex: 0,\n\t\t\t\t\tstate: State::A,\n\t\t\t\t})\n\t\t\t}\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":79,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":2267}],"down_context":[{"change":2,"pos":2267}],"flag":"BLOCK","start":1856,"end":1859,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"\t}"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":81,"ins":{"up_context":[{"change":2,"pos":2268}],"down_context":[{"change":2,"pos":2623}],"flag":"BLOCK","start":1860,"end":2048,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":2268},"to":{"change":2,"start":2268,"end":2623},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t// R2: State::A"},{"Add":"\tfn visit(&mut self) -> Option> {"},{"Add":"\t\tmatch self.subset_indices.len() - 1 {"},{"Add":"\t\t\t0 => Some(vec![]),"},{"Add":"\t\t\t1 => {"},{"Add":"\t\t\t\tself.index += 1;"},{"Add":"\t\t\t\tif self.index > self.set.len() {"}],"del_contents":[{"Del":"\t\t// R2: State::A\n\t\tfn visit(&mut self) -> Option> {\n\t\t\tmatch self.subset_indices.len() - 1 {\n\t\t\t\t0 => Some(vec![]),\n\t\t\t\t1 => {\n\t\t\t\t\tself.index += 1;\n\t\t\t\t\tif self.index > self.set.len() {\n\t\t\t\t\t\tself.state = State::E;\n\t\t\t\t\t\tNone\n\t\t\t\t\t} else {\n\t\t\t\t\t\tSome(vec![self.set[self.index - 1].clone()])\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\tindex if index == self.set.len() => {\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":89,"ins":{"up_context":[{"change":2,"pos":2651}],"down_context":[{"change":2,"pos":2883}],"flag":"BLOCK","start":2049,"end":2122,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | 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State::E;"},{"Add":"\t\t\t\tSome(self.set.to_vec())"},{"Add":"\t\t\t}"},{"Add":"\t\t\t_ => {"},{"Add":"\t\t\t\tself.state = State::B;"},{"Add":"\t\t\t\tSome("},{"Add":"\t\t\t\t\tself.subset_indices[0..self.subset_indices.len() - 1]"},{"Add":"\t\t\t\t\t\t.iter()"},{"Add":"\t\t\t\t\t\t.map(|&index| self.set[index].clone())"},{"Add":"\t\t\t\t\t\t.collect(),"},{"Add":"\t\t\t\t)"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":108,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":2898}],"down_context":[{"change":2,"pos":2898}],"flag":"BLOCK","start":2419,"end":2422,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"\t}"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":110,"ins":{"up_context":[{"change":2,"pos":2899}],"down_context":[{"change":2,"pos":3261}],"flag":"BLOCK","start":2423,"end":2609,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":2899},"to":{"change":2,"start":2899,"end":3261},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t// R3: State::B"},{"Add":"\tfn easy_cases(&mut self) {"},{"Add":"\t\tif (self.subset_indices.len() - 1) & 1 == 1 {"},{"Add":"\t\t\tif self.subset_indices[0] + 1 < self.subset_indices[1] {"},{"Add":"\t\t\t\tself.subset_indices[0] += 1;"}],"del_contents":[{"Del":"\t\t// R3: State::B\n\t\tfn easy_cases(&mut self) {\n\t\t\tif (self.subset_indices.len() - 1) & 1 == 1 {\n\t\t\t\tif self.subset_indices[0] + 1 < self.subset_indices[1] {\n\t\t\t\t\tself.subset_indices[0] += 1;\n\t\t\t\t\tself.state = State::A;\n\t\t\t\t} else {\n\t\t\t\t\tself.index = 1;\n\t\t\t\t\tself.state = State::C;\n\t\t\t\t}\n\t\t\t} else if self.subset_indices[0] > 0 {\n\t\t\t\tself.subset_indices[0] -= 1;\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":118,"ins":{"up_context":[{"change":2,"pos":3320}],"down_context":[{"change":2,"pos":3347}],"flag":"BLOCK","start":2610,"end":2637,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":3320},"to":{"change":2,"start":3320,"end":3347},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t\t\t\tself.state = State::C;"}],"del_contents":[{"Del":"\t\t\t\tself.state = State::D;\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":120,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":3352}],"down_context":[{"change":2,"pos":3352}],"flag":"BLOCK","start":2638,"end":2793,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"\t\t} else if self.subset_indices[0] > 0 {"},{"Add":"\t\t\tself.subset_indices[0] -= 1;"},{"Add":"\t\t\tself.state = State::A;"},{"Add":"\t\t} else {"},{"Add":"\t\t\tself.index = 1;"},{"Add":"\t\t\tself.state = State::D;"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":127,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":3356}],"down_context":[{"change":2,"pos":3356}],"flag":"BLOCK","start":2794,"end":2797,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"\t}"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":129,"ins":{"up_context":[{"change":2,"pos":3357}],"down_context":[{"change":2,"pos":3696}],"flag":"BLOCK","start":2798,"end":3123,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":3357},"to":{"change":2,"start":3357,"end":3696},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t// R4: State::C"},{"Add":"\tfn try_to_decrease_at_index(&mut self) {"},{"Add":"\t\tif self.subset_indices[self.index] > self.index {"},{"Add":"\t\t\tself.subset_indices[self.index] = self.subset_indices[self.index - 1];"},{"Add":"\t\t\tself.subset_indices[self.index - 1] = self.index - 1;"},{"Add":"\t\t\tself.state = State::A;"},{"Add":"\t\t} else {"},{"Add":"\t\t\tself.index += 1;"},{"Add":"\t\t\tself.state = State::D;"}],"del_contents":[{"Del":"\t\t// R4: State::C\n\t\tfn try_to_decrease_at_index(&mut self) {\n\t\t\tif self.subset_indices[self.index] > self.index {\n\t\t\t\tself.subset_indices[self.index] = self.subset_indices[self.index - 1];\n\t\t\t\tself.subset_indices[self.index - 1] = self.index - 1;\n\t\t\t\tself.state = State::A;\n\t\t\t} else {\n\t\t\t\tself.index += 1;\n\t\t\t\tself.state = State::D;\n\t\t\t}\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":139,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":3700}],"down_context":[{"change":2,"pos":3700}],"flag":"BLOCK","start":3124,"end":3127,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"\t}"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":141,"ins":{"up_context":[{"change":2,"pos":3701}],"down_context":[{"change":2,"pos":3988}],"flag":"BLOCK","start":3128,"end":3520,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":3701},"to":{"change":2,"start":3701,"end":3988},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t// R5: State::D"},{"Add":"\tfn try_to_increase_at_index(&mut self) {"},{"Add":"\t\tif self.subset_indices[self.index] + 1 < self.subset_indices[self.index + 1] {"},{"Add":"\t\t\tself.subset_indices[self.index - 1] = self.subset_indices[self.index];"},{"Add":"\t\t\tself.subset_indices[self.index] += 1;"},{"Add":"\t\t\tself.state = State::A;"},{"Add":"\t\t} else {"},{"Add":"\t\t\tself.index += 1;"},{"Add":"\t\t\tif self.index < (self.subset_indices.len() - 1) {"},{"Add":"\t\t\t\tself.state = State::C;"}],"del_contents":[{"Del":"\t\t// R5: State::D\n\t\tfn try_to_increase_at_index(&mut self) {\n\t\t\tif self.subset_indices[self.index] + 1 < self.subset_indices[self.index + 1] {\n\t\t\t\tself.subset_indices[self.index - 1] = self.subset_indices[self.index];\n\t\t\t\tself.subset_indices[self.index] += 1;\n\t\t\t\tself.state = State::A;\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":152,"ins":{"up_context":[{"change":2,"pos":4000}],"down_context":[{"change":2,"pos":4162}],"flag":"BLOCK","start":3521,"end":3559,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4000},"to":{"change":2,"start":4000,"end":4162},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t\t\t\t// End"},{"Add":"\t\t\t\tself.state = State::E;"}],"del_contents":[{"Del":"\t\t\t\tself.index += 1;\n\t\t\t\tif self.index < (self.subset_indices.len() - 1) {\n\t\t\t\t\tself.state = State::C;\n\t\t\t\t} else {\n\t\t\t\t\t// End\n\t\t\t\t\tself.state = State::E;\n\t\t\t\t}\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":157,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":4174}],"down_context":[{"change":2,"pos":4174}],"flag":"BLOCK","start":3560,"end":3562,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"}"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":159,"ins":{"up_context":[{"change":2,"pos":4175}],"down_context":[{"change":2,"pos":4279}],"flag":"BLOCK","start":3563,"end":3662,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4175},"to":{"change":2,"start":4175,"end":4279},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"impl Iterator for CombinationsWithoutReplacement<'_, A>"},{"Add":"where"},{"Add":"\tA: Clone,"},{"Add":"{"},{"Add":"\ttype Item = Vec ;"}],"del_contents":[{"Del":"\timpl Iterator for CombinationsWithoutReplacement<'_, A>\n\twhere\n\t\tA: Clone,\n\t{\n\t\ttype Item = Vec ;\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":165,"ins":{"up_context":[{"change":2,"pos":4280}],"down_context":[{"change":2,"pos":4663}],"flag":"BLOCK","start":3663,"end":4027,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4280},"to":{"change":2,"start":4280,"end":4663},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\tfn next(&mut self) -> Option {"},{"Add":"\t\tmatch self.state {"},{"Add":"\t\t\tState::A => self.visit(),"},{"Add":"\t\t\tState::E => None,"},{"Add":"\t\t\t_ => {"},{"Add":"\t\t\t\twhile self.state != State::A && self.state != State::E {"},{"Add":"\t\t\t\t\tmatch self.state {"},{"Add":"\t\t\t\t\t\tState::B => self.easy_cases(),"},{"Add":"\t\t\t\t\t\tState::C => self.try_to_decrease_at_index(),"},{"Add":"\t\t\t\t\t\tState::D => self.try_to_increase_at_index(),"},{"Add":"\t\t\t\t\t\t_ => (),"}],"del_contents":[{"Del":"\t\tfn next(&mut self) -> Option {\n\t\t\tmatch self.state {\n\t\t\t\tState::A => self.visit(),\n\t\t\t\tState::E => None,\n\t\t\t\t_ => {\n\t\t\t\t\twhile self.state != State::A && self.state != State::E {\n\t\t\t\t\t\tmatch self.state {\n\t\t\t\t\t\t\tState::B => self.easy_cases(),\n\t\t\t\t\t\t\tState::C => self.try_to_decrease_at_index(),\n\t\t\t\t\t\t\tState::D => self.try_to_increase_at_index(),\n\t\t\t\t\t\t\t_ => (),\n\t\t\t\t\t\t}\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":177,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4670},"to":{"change":2,"start":4670,"end":4687},"introduced_by":2}],"inode":{"change":4,"pos":2029}}},"contents":[{"Del":"\t\t\t\t\tself.next()\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":178,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":4693}],"down_context":[{"change":2,"pos":4693}],"flag":"BLOCK","start":4028,"end":4044,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"\t\t\t\tself.next()"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":184,"ins":{"up_context":[{"change":2,"pos":4708}],"down_context":[{"change":2,"pos":4748}],"flag":"BLOCK","start":4045,"end":4089,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4708},"to":{"change":2,"start":4708,"end":4748},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"trait Unsigned {}"},{"Add":""},{"Add":"impl Unsigned for u32 {}"}],"del_contents":[{"Del":"mod num_traits {\n\tpub trait Unsigned {}\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":188,"ins":{"up_context":[{"change":2,"pos":4749}],"down_context":[{"change":2,"pos":4775}],"flag":"BLOCK","start":4090,"end":4277,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4749},"to":{"change":2,"start":4749,"end":4775},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"#[derive(Debug)]"},{"Add":"/// Returns the multiples of a number up to but not including a specified limit."},{"Add":"struct UnsignedMultiples "},{"Add":"where"},{"Add":"\tA: Copy + Unsigned,"},{"Add":"{"},{"Add":"\tfactor: A,"},{"Add":"\tlimit: A,"},{"Add":"\tout: A,"}],"del_contents":[{"Del":"\timpl Unsigned for u32 {}\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":199,"ins":{"up_context":[{"change":2,"pos":4778}],"down_context":[{"change":2,"pos":5141}],"flag":"BLOCK","start":4278,"end":4591,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":4778},"to":{"change":2,"start":4778,"end":5141},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"impl UnsignedMultiples "},{"Add":"where"},{"Add":"\tA: Copy + Unsigned,"},{"Add":"{"},{"Add":"\t/// # Arguments"},{"Add":"\t///"},{"Add":"\t/// * `factor`: Number to generate multiples of."},{"Add":"\t/// * `limit`: Number at which no more multiples will be generated."},{"Add":"\tfn new(factor: A, limit: A) -> UnsignedMultiples {"},{"Add":"\t\tUnsignedMultiples {"},{"Add":"\t\t\tfactor,"},{"Add":"\t\t\tlimit,"},{"Add":"\t\t\tout: factor,"}],"del_contents":[{"Del":"mod multiples {\n\tuse crate::num_traits::Unsigned;\n\n\t#[derive(Debug)]\n\tpub struct UnsignedMultiples \n\twhere\n\t\tA: Copy + Unsigned,\n\t{\n\t\tfactor: A,\n\t\tlimit: A,\n\t\tout: A,\n\t}\n\n\timpl UnsignedMultiples \n\twhere\n\t\tA: Copy + Unsigned,\n\t{\n\t\tpub fn new(factor: A, limit: A) -> UnsignedMultiples {\n\t\t\tUnsignedMultiples {\n\t\t\t\tfactor,\n\t\t\t\tlimit,\n\t\t\t\tout: factor,\n\t\t\t}\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":214,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":5148}],"down_context":[{"change":2,"pos":5148}],"flag":"BLOCK","start":4592,"end":4594,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"}"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":216,"ins":{"up_context":[{"change":2,"pos":5149}],"down_context":[{"change":2,"pos":5306}],"flag":"BLOCK","start":4595,"end":4747,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":5149},"to":{"change":2,"start":5149,"end":5306},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"impl Iterator for UnsignedMultiples "},{"Add":"where"},{"Add":"\tA: core::ops::AddAssign + core::ops::Sub + Copy + PartialOrd + Unsigned,"},{"Add":"{"},{"Add":"\ttype Item = A;"}],"del_contents":[{"Del":"\timpl Iterator for UnsignedMultiples \n\twhere\n\t\tA: core::ops::AddAssign + core::ops::Sub + Copy + PartialOrd + Unsigned,\n\t{\n\t\ttype Item = A;\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":222,"ins":{"up_context":[{"change":2,"pos":5307}],"down_context":[{"change":2,"pos":5470}],"flag":"BLOCK","start":4748,"end":4904,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":5307},"to":{"change":2,"start":5307,"end":5470},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\tfn next(&mut self) -> Option {"},{"Add":"\t\tif self.out < self.limit {"},{"Add":"\t\t\tlet out = self.out;"},{"Add":"\t\t\tself.out += self.factor;"},{"Add":"\t\t\tSome(out)"},{"Add":"\t\t} else {"},{"Add":"\t\t\tNone"}],"del_contents":[{"Del":"\t\tfn next(&mut self) -> Option {\n\t\t\tif self.out < self.limit {\n\t\t\t\tself.out += self.factor;\n\t\t\t\tSome(self.out - self.factor)\n\t\t\t} else {\n\t\t\t\tNone\n\t\t\t}\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":232,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":5479},"to":{"change":2,"start":5479,"end":5598},"introduced_by":2}],"inode":{"change":4,"pos":2029}}},"contents":[{"Del":"\nuse crate::{\n\tcombinations::CombinationsWithoutReplacement, error_a::CreationError,\n\tmultiples::UnsignedMultiples,\n};\n"}]}},{"Edit":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":251,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":6385}],"down_context":[{"change":4,"pos":2030}],"flag":"BLOCK","start":4905,"end":5017,"inode":{"change":4,"pos":2029}}},"contents":[{"Add":"/// Finds the sum of all the unique multiples of particular numbers up to but not including a specified number."}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":253,"ins":{"up_context":[{"change":4,"pos":2092}],"down_context":[{"change":2,"pos":6409}],"flag":"BLOCK","start":5018,"end":5211,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":2092},"to":{"change":2,"start":6386,"end":6409},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\tlet mut factors = factors.to_vec();"},{"Add":"\tfactors.sort_unstable();"},{"Add":"\tlet mut done: Vec = Vec::with_capacity(factors.len());"},{"Add":"\tlet mut out: Vec = Vec::with_capacity(factors.len());"},{"Add":"\tfactors"}],"del_contents":[{"Del":"\tlet factors = factors\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":260,"ins":{"up_context":[{"change":2,"pos":6431}],"down_context":[{"change":2,"pos":6515}],"flag":"BLOCK","start":5212,"end":5410,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":6431},"to":{"change":2,"start":6431,"end":6515},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t\t.filter(|&factor| factor != 0)"},{"Add":"\t\t.for_each(|factor| {"},{"Add":"\t\t\tif done.iter().all(|&done_factor| factor % done_factor != 0) {"},{"Add":"\t\t\t\tout.push(factor);"},{"Add":"\t\t\t}"},{"Add":"\t\t\tdone.push(factor);"},{"Add":"\t\t});"},{"Add":"\tif out.is_empty() {"}],"del_contents":[{"Del":"\t\t.filter(|factor| *factor != 0)\n\t\t.collect::>();\n\tif factors.is_empty() {\n"}]}},{"Replacement":{"inode":{"change":4,"pos":2029},"path":"rust/sum-of-multiples/src/lib.rs","line":270,"ins":{"up_context":[{"change":2,"pos":6529}],"down_context":[{"change":2,"pos":6577}],"flag":"BLOCK","start":5411,"end":5455,"inode":{"change":4,"pos":2029}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":6529},"to":{"change":2,"start":6529,"end":6577},"introduced_by":2}],"inode":{"change":4,"pos":2029}},"ins_contents":[{"Add":"\t\tsum_of_multiples_go(&out, limit).unwrap()"}],"del_contents":[{"Del":"\t\tsum_of_multiples_go(&factors, limit).unwrap()\n"}]}},{"Edit":{"inode":{"change":4,"pos":452},"path":"rust/nth-prime/src/lib.rs","line":1,"atom":{"NewVertex":{"up_context":[{"change":4,"pos":452}],"down_context":[{"change":4,"pos":128}],"flag":"BLOCK","start":5456,"end":5484,"inode":{"change":4,"pos":452}}},"contents":[{"Add":"use std::convert::TryInto;"},{"Add":""}]}},{"Edit":{"inode":{"change":4,"pos":452},"path":"rust/nth-prime/src/lib.rs","line":9,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":54}],"down_context":[{"change":4,"pos":0}],"flag":"BLOCK","start":5485,"end":5668,"inode":{"change":4,"pos":452}}},"contents":[{"Add":""},{"Add":"TODO:"},{"Add":"* Use bases 2, 3, 5, 7 for wheel factorisation."},{"Add":"* Implement segmented sieve algorithm."},{"Add":"* Multi-thread with Mutex and lazy_static."},{"Add":"* Use bitbox from bitvec for bit compression."}]}},{"Edit":{"inode":{"change":4,"pos":452},"path":"rust/nth-prime/src/lib.rs","line":16,"atom":{"NewVertex":{"up_context":[{"change":4,"pos":3}],"down_context":[{"change":4,"pos":453}],"flag":"BLOCK","start":5669,"end":5670,"inode":{"change":4,"pos":452}}},"contents":[{"Add":""}]}},{"Replacement":{"inode":{"change":4,"pos":452},"path":"rust/nth-prime/src/lib.rs","line":31,"ins":{"up_context":[{"change":4,"pos":264}],"down_context":[{"change":4,"pos":984}],"flag":"BLOCK","start":5671,"end":5940,"inode":{"change":4,"pos":452}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":264},"to":{"change":3,"start":55,"end":309},"introduced_by":3}],"inode":{"change":4,"pos":452}},"ins_contents":[{"Add":"\t// Approximated size of the list required using the inverse of an approximation of the prime-counting function, halved (as we're only interested in odd numbers). Lossy cast."},{"Add":"\tlet list_size = (corrected_n * (corrected_n * corrected_n.ln()).ln() / 2.0).ceil() as usize;"}],"del_contents":[{"Del":"\t// Approximated size of the list required using the inverse of an approximation of the prime-counting function, halved (as we're only interested in odd numbers).\n\tlet list_size = (corrected_n * (corrected_n * corrected_n.ln()).ln() / 2.0) as usize + 1;\n"}]}},{"Replacement":{"inode":{"change":4,"pos":452},"path":"rust/nth-prime/src/lib.rs","line":39,"ins":{"up_context":[{"change":4,"pos":1133}],"down_context":[{"change":3,"pos":310}],"flag":"BLOCK","start":5941,"end":6003,"inode":{"change":4,"pos":452}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":1133},"to":{"change":4,"start":1133,"end":1175},"introduced_by":4}],"inode":{"change":4,"pos":452}},"ins_contents":[{"Add":"\t\t// Lossy cast."},{"Add":"\t\t(list_size as f64).sqrt().ceil() as usize,"}],"del_contents":[{"Del":"\t\t(list_size as f64).sqrt() as usize + 1,\n"}]}},{"Replacement":{"inode":{"change":4,"pos":452},"path":"rust/nth-prime/src/lib.rs","line":49,"ins":{"up_context":[{"change":4,"pos":1291}],"down_context":[{"change":4,"pos":26}],"flag":"BLOCK","start":6004,"end":6118,"inode":{"change":4,"pos":452}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":1291},"to":{"change":4,"start":826,"end":887},"introduced_by":4},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":887},"to":{"change":3,"start":362,"end":397},"introduced_by":3}],"inode":{"change":4,"pos":452}},"ins_contents":[{"Add":"\t\t\t\t// Might panic if values greater than u32::MAX are converted."},{"Add":"\t\t\t\treturn (index * 2 + 1).try_into().unwrap();"}],"del_contents":[{"Del":"\t\t\t\t// Might panic if values greater than u32::MAX are cast.\n"},{"Del":"\t\t\t\treturn (index * 2 + 1) as u32;\n"}]}},{"Replacement":{"inode":{"change":4,"pos":452},"path":"rust/nth-prime/src/lib.rs","line":61,"ins":{"up_context":[{"change":4,"pos":124}],"down_context":[{"change":4,"pos":574}],"flag":"BLOCK","start":6119,"end":6233,"inode":{"change":4,"pos":452}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":124},"to":{"change":4,"start":951,"end":1012},"introduced_by":4},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":4,"pos":1012},"to":{"change":3,"start":575,"end":610},"introduced_by":3}],"inode":{"change":4,"pos":452}},"ins_contents":[{"Add":"\t\t\t\t// Might panic if values greater than u32::MAX are converted."},{"Add":"\t\t\t\treturn (index * 2 + 1).try_into().unwrap();"}],"del_contents":[{"Del":"\t\t\t\t// Might panic if values greater than u32::MAX are cast.\n"},{"Del":"\t\t\t\treturn (index * 2 + 1) as u32;\n"}]}}],"owner":"nicoty","repo":"exercism_solutions_archive","token":"n0WwBMkR6fLyPAF/ytzC3bHhgMThKuYirt7NgoldpZQ=","login":null}

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