Compilare: user.cpp: In function ‘void coada()’: user.cpp:152:8: warning: unused variable ‘e’ [-Wunused-variable] cd e ; ^ user.cpp: In function ‘void citire()’: user.cpp:34:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d" , &n , &d ) ; ^ user.cpp:38:64: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf( "%d %d %c" , &puncte[i].x , &puncte[i].y , &c ) ; ^ user.cpp: In function ‘int main()’: user.cpp:172:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "volei.in" , "r" , stdin ) ; ^ user.cpp:173:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen( "volei.out" , "w" , stdout ) ; ^