Borderou de evaluare (job #141834)

Compilare: user.cpp: In function ‘int main(int, const char**)’: user.cpp:49:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:66:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:25:27: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:26:29: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:29:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]