Borderou de evaluare (job #302863)

Compilare: user.cpp: In function ‘int main()’: user.cpp:67:37: warning: unused variable ‘st’ [-Wunused-variable] user.cpp:67:41: warning: unused variable ‘dr’ [-Wunused-variable] user.cpp:68:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:69:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:70:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] /tmp/ccFRSYTe.o: In function `main': user.cpp:(.text.startup+0x98): warning: the `gets' function is dangerous and should not be used.