Borderou de evaluare (job #76821)

Compilare: user.cpp: In function ‘int main()’: user.cpp:18:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:18:42: warning: converting to non-pointer type ‘char’ from NULL [-Wconversion-null] user.cpp:22:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:10:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:12:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:20:15: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] /tmp/ccKuVDOT.o: In function `main': user.cpp:(.text.startup+0xbc): warning: the `gets' function is dangerous and should not be used.