|-- Leetcode
| |-- CPP
| | |-- 0577_reverseWords.cpp
| | |-- 2038_winnerOfGame.cpp
| |-- Java
| |-- Python
|-- Codechef
| |-- CPP
| |-- Java
| |-- Python
In
0577_reverseWords
,0577
is the problem number andreverseWords
is the file name.