Compilare: user.c: In function ‘main’: user.c:6:3: warning: format ‘%ld’ expects argument of type ‘long int *’, but argument 2 has type ‘int *’ [-Wformat=] scanf("%ld",&v[i]); ^ user.c:4:9: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("stramosi.in","r",stdin),freopen("stramosi.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:4:42: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("stramosi.in","r",stdin),freopen("stramosi.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:4:75: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] freopen("stramosi.in","r",stdin),freopen("stramosi.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:6:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld",&v[i]); ^ user.c:12:12: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&x,&y); ^ user.c:20:12: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&x,&y); ^