Borderou de evaluare (job #362884)

Compilare: user.cpp: In function ‘void cer3(long long unsigned int, long long unsigned int, long long unsigned int, long long unsigned int)’: user.cpp:26:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:29:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:33:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:19:27: warning: unused variable ‘j’ [-Wunused-variable] user.cpp: In function ‘int main()’: user.cpp:41:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:42:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:44:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:47:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]