Compilare: main.c: In function 'main': main.c:53:11: warning: unused variable 'j' [-Wunused-variable] int i, j, poz; ^ main.c:49:4: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("scmax.in","r",stdin); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:51:4: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("scmax.out","w",stdout); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:59:4: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^~~~~~~~~~~~~~ main.c:61:29: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] for (i = 1; i <= n; i++) scanf("%d", v + i); ^~~~~~~~~~~~~~~~~~