Eroare de compilare: user.c: In function ‘main’: user.c:21:11: error: ‘new’ undeclared (first use in this function) g[i]=new int[w[i]]; ^ user.c:21:11: note: each undeclared identifier is reported only once for each function it appears in user.c:21:15: error: expected ‘;’ before ‘int’ g[i]=new int[w[i]]; ^ user.c:17:9: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("sortaret.in","r",stdin),freopen("sortaret.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:17:42: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("sortaret.in","r",stdin),freopen("sortaret.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:17:75: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] freopen("sortaret.in","r",stdin),freopen("sortaret.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:19:11: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&a[k],&b[k]),w[a[k]]++; ^