Eroare de compilare: user.c: In function ‘main’: user.c:41:14: error: ‘new’ undeclared (first use in this function) f[i]=new int[u[i]],g[i]=new int[v[i]],u[i]=v[i]=0,p[i]=2; ^ user.c:41:14: note: each undeclared identifier is reported only once for each function it appears in user.c:41:18: error: expected ‘;’ before ‘int’ f[i]=new int[u[i]],g[i]=new int[v[i]],u[i]=v[i]=0,p[i]=2; ^ user.c:24:9: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("2sat.in","r",stdin),freopen("2sat.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:24:38: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] freopen("2sat.in","r",stdin),freopen("2sat.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:24:67: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] freopen("2sat.in","r",stdin),freopen("2sat.out","w",stdout),scanf("%d%d",&n,&m); ^ user.c:26:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&a[i],&b[i]); ^