Borderou de evaluare (job #171366)

Compilare: user.cpp: In function ‘int main()’: user.cpp:168:25: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[110]’ [-Wformat] user.cpp:158:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:159:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:162:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:164:56: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:168:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function ‘int operation(int, int, char)’: user.cpp:121:1: warning: control reaches end of non-void function [-Wreturn-type]