Borderou de evaluare (job #50245)

Compilare: user.cpp: In function ‘int main()’: user.cpp:5:10: warning: variable ‘ma’ set but not used [-Wunused-but-set-variable] user.cpp:5:49: warning: variable ‘cj’ set but not used [-Wunused-but-set-variable] user.cpp:6:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:7:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:8:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]