Borderou de evaluare (job #284954)

Compilare: user.cpp: In function 'int main()': user.cpp:49:15: warning: operation on 'NR' may be undefined [-Wsequence-point] user.cpp:24:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:25:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:26:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:27:9: warning: ignoring return value of 'char* gets(char*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:31:8: warning: ignoring return value of 'char* gets(char*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:43:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] /tmp/ccfeFpWC.o: In function `main': user.cpp:(.text.startup+0x6a): warning: the `gets' function is dangerous and should not be used.