Recently i saw the following fragment of code in some solutions here in codeforce and another online judges, and my question is. What is this code?
#ifndef ONLINE_JUDGE
freopen("input.txt", "r", stdin);
#endif
thank in advance!
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Recently i saw the following fragment of code in some solutions here in codeforce and another online judges, and my question is. What is this code?
#ifndef ONLINE_JUDGE
freopen("input.txt", "r", stdin);
#endif
thank in advance!
Name |
---|
Maybe this can help.