Compilare: user.cpp: In function ‘int main()’: user.cpp:12:21: warning: unused variable ‘j’ [-Wunused-variable] int n, m, x, i, j, k, t, st, dr, mid, tot, zile; ^ user.cpp:12:24: warning: unused variable ‘k’ [-Wunused-variable] int n, m, x, i, j, k, t, st, dr, mid, tot, zile; ^ user.cpp:12:43: warning: unused variable ‘tot’ [-Wunused-variable] int n, m, x, i, j, k, t, st, dr, mid, tot, zile; ^ user.cpp:12:48: warning: unused variable ‘zile’ [-Wunused-variable] int n, m, x, i, j, k, t, st, dr, mid, tot, zile; ^ user.cpp:9:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("livada.in","r",stdin); ^ user.cpp:10:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("livada.out","w",stdout); ^ user.cpp:15:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n,&m,&x); n *= m; ^ user.cpp:16:49: 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]); ^