Compilare: user.cpp: In function ‘int main()’: user.cpp:120:32: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 3 has type ‘long long int’ [-Wformat=] printf("%ld %ld",maxim,maxi); ^ user.cpp:56:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dreptunghiuri3.in","r",stdin); ^ user.cpp:57:45: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dreptunghiuri3.out","w",stdout); ^ user.cpp:59:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld %ld %ld\n",&n,&m,&k); ^ user.cpp:62:81: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld %ld %ld %ld %ld\n",&a[i].x,&a[i].y,&a[i].x2,&a[i].y2,&a[i].v); ^