Borderou de evaluare (job #364331)

Compilare: user.cpp: In function ‘int main()’: user.cpp:31:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:35:38: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:14:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:15:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:17:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]