Borderou de evaluare (job #493587)

Compilare: user.cpp: In function 'int main()': user.cpp:2:16: warning: unused variable 'i' [-Wunused-variable] user.cpp:2:18: warning: unused variable 'm' [-Wunused-variable] user.cpp:2:20: warning: unused variable 'a' [-Wunused-variable] user.cpp:2:22: warning: unused variable 'b' [-Wunused-variable] user.cpp:2:24: warning: unused variable 'x' [-Wunused-variable] user.cpp:2:31: warning: unused variable 'q' [-Wunused-variable] user.cpp:2:69: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:2:102: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] user.cpp:2:455: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]