Competitive Programming setup in VS code || vs code CP setup || input output file || c++

[@ferdoushasan6823]

Thanks a lot bro

[@anupbarua6151]

bhai ifndef to header file er janno use kora hay. eta main function a keno liksen.

[@Encyclopedia-nz4iv]

Thanks a lot brother ❤

[@JunaidShareef-j4u]

Thx bro

[@anupbarua6151]

#ifndef ONLINE_JUDGE
freopen("input.txt", "r", stdin);
freopen("output.txt", "w", stdout);
#endif