57WJL5PWZ7NE4ZVVJUERV7APKDR5DWJPTWLVUALONJJILDWXSRXQC
3AKZKWCRQZTASQO5BZ4KCEFJ5OMP7LVF6YOPDJN5KCRIZIW75MCAC
F7WJVMRVVVHGPWTF67Y6YVZ6JNMH3PBK74VHQ24QRZD3RLUTYRSQC
HX4QYOYAKKFKK4KF6SZ6FQCM5ZF7ZFDTQUR4GS5WPPTYZASYZZUAC
UIA3ULNUQVJJJYYVSHCT3GMNYBB5GRHEMHBU2KIFPFG6YVTLMYKAC
3G475GRT37NX3C5DGLQMOZ6RPPFOWTAF7TJHZA6533WT73PDJ7EAC
use Cwd;