Compilare: user.cpp: In function ‘int main()’: user.cpp:38:15: warning: unused variable ‘j’ [-Wunused-variable] int n, i, j, t, x, delta, indiPrim, indiSec, maximPrim, maximSec; ^ user.cpp:38:21: warning: unused variable ‘x’ [-Wunused-variable] int n, i, j, t, x, delta, indiPrim, indiSec, maximPrim, maximSec; ^ user.cpp:39:15: warning: unused variable ‘s’ [-Wunused-variable] long long s = 0; ^ user.cpp:35:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bulevard.in","r",stdin); ^ user.cpp:36:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bulevard.out","w",stdout); ^ user.cpp:41:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n);; ^ user.cpp:42:50: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for( i = 1; i <= n; ++i ) scanf("%d",&v[ i ]); ^ user.cpp:44:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&t); ^