Borderou de evaluare (job #394329)

Compilare: user.cpp: In function ‘int main()’: user.cpp:45:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:22:15: warning: unused variable ‘j’ [-Wunused-variable] user.cpp:22:18: warning: unused variable ‘g’ [-Wunused-variable] user.cpp:22:21: warning: variable ‘x’ set but not used [-Wunused-but-set-variable] user.cpp:20:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:21:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:34:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:37:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:44:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]