Compilare: user.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<bits/stdc++.h> ^~~~~~ user.cpp:3:114: warning: ISO C++ forbids declaration of ‘main’ with no type [-Wreturn-type] using namespace std;ifstream k("rosiimici.in");ofstream o("rosiimici.out");int v[1001],c[1000001],n,m,q,j,i;main(){k>>n>>m>>q;f(i,n){f(j,m)k>>v[j];sort(v,v+m+1);f(j,m)c[v[j]]=max(c[v[j]],i*j);}f(i,n*m)c[i]=max(c[i],c[i-1]);while(k>>n)o<<c[n]<<'\n';} ^