Cod sursa(job #1383109)

Utilizator alexmisto342Turdean Alexandru alexmisto342 Data 9 martie 2015 21:36:13
Problema Zone Scor 90
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.7 kb
#include <fstream>
#include <map>
#include <algorithm>
using namespace std;
ifstream fin("zone.in");
ofstream fout("zone.out");
map<int,int> m;
long long int a,b,i,n,v[520][520],j,i2,j2,r[10],l;
long long int suma(int a,int b,int c,int d)
{
    return v[a][b]+v[c][d]-v[a][d]-v[c][b];
}
void back()
{
    for(i=1;i<n-1;i++)
        for(j=1,r[1]=suma(i,j,0,0);j<n-1;j++,r[1]=suma(i,j,0,0))
            if(m[r[1]])
            for(i2=i+1,r[4]=suma(i2,j,i,0);i2<n;i2++,r[4]=suma(i2,j,i,0))
                if(m[r[4]])
                for(j2=j+1;j2<n;j2++)
                {
                    r[2]=suma(i,j2,0,j);
                    r[3]=suma(i,n,0,j2);
                    r[5]=suma(i2,j2,i,j);
                    r[6]=suma(i2,n,i,j2);
                    r[7]=suma(n,j,i2,0);
                    r[8]=suma(n,j2,i2,j);
                    r[9]=suma(n,n,i2,j2);
                    for(b=1;b<=9;b++)
                    {
                        if(m[r[b]])
                            m[r[b]]--;
                        else
                            break;
                    }
                    if(b==10){
                        fout<<i<<" "<<i2<<" "<<j<<" "<<j2;
                        fin.close();
                        fout.close();
                        exit(0);
                        }
                    else
                    for(b--;b;b--)
                        m[r[b]]++;

                }
}
int main()
{
    fin>>n;
    for(i=1;i<=9;i++)
    {
        fin>>a;m[a]++;
    }

    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
        {
            fin>>a;
            v[i][j]=v[i-1][j]+v[i][j-1]+a-v[i-1][j-1];
        }
    back();

    return 0;
}