Borderou de evaluare (job #50305)

Compilare: user.cpp: In function ‘int main()’: user.cpp:79:9: warning: unused variable ‘nr’ [-Wunused-variable] user.cpp:79:14: warning: unused variable ‘num’ [-Wunused-variable] user.cpp:79:22: warning: unused variable ‘val’ [-Wunused-variable] user.cpp:79:26: warning: unused variable ‘ncif’ [-Wunused-variable] user.cpp:77:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:78:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:80:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:82:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]