Compilare: main.cpp:2:93: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] using namespace std; ifstream f("euro3.in"); ofstream g("euro3.out"); const int o=1e9; main(){int t; f>>t; while(t--){int n,m,i,x; f>>n>>m; vector<int>v(n+1),c(m+1,o),d(m+1,-1); for(int i=1;i<=n;++i) f>>v[i]; sort(v.begin()+1,v.end()); d[0]=o; for(i=1;i<=n;++i){for(x=m;x>=v[i];--x) d[x]=max(min(d[x-v[i]],v[i]),d[x]); for(x=m;x>=1;--x) if(d[x]>0) c[x]=min(c[x],v[i]-d[x]);} for(x=1;x<=m;++x) g<<(c[x]!=o?c[x]:-1)<<" "; g<<"\n";}} ^