Borderou de evaluare (job #321595)

Compilare: user.cpp: In function ‘int main()’: user.cpp:14:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:18:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:30:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:34:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:9:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:10:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:11:12: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] /tmp/ccT07rZE.o: In function `main': user.cpp:(.text.startup+0x56): warning: the `gets' function is dangerous and should not be used.