Cod sursa(job #1372373)

Utilizator kyryzChiritoiu Andrei kyryz Data 4 martie 2015 13:08:32
Problema Loto Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.21 kb
#include <iostream>
#include <fstream>
#include <algorithm>
using namespace std;

struct numere
{
    int x,y,z,s;
}v1[100000];
int v[101];
int compara(numere a,numere b)
{
    if(a.s>b.s) return 1;
    else return 0;
}

int divide(int p,int u,int S)
{   int mij;
    if(u-p<=1)
    {
        if(S==v1[p].s) return p;
        return 0;
    }
    else
    {

        mij=(p+u)/2;
        if(S>mij) divide(mij,u,S);
        else divide(p,mij,S);
    }
}

int main()
{
    int i,j=0,k;
    long n,m=0,S;
    ifstream f("loto.in");
    ofstream g("loto.out");
    f>>n>>S;
    for(i=1;i<=n;i++)
        f>>v[i];

    for(i=1;i<=n;i++)
    {
        for(j=1;j<=n;j++)
        {
            for(k=1;k<=n;k++)
            {
                m++;
            v1[m].x=v[i];
            v1[m].y=v[j];
            v1[m].z=v[k];
            v1[m].s=v[i]+v[j]+v[k];

            }
        }
    }
    sort(v1+1,v1+n+1,compara);
    int ok=1;
    for(i=1;i<=m && ok==1;i++)
{
    j=divide(1,n,S-v1[i].s);

    if(S-v1[i].s==v1[j].s)
    {


        g<<v1[j].x<<" "<<v1[j].y<<" "<<v1[j].z<<" "<<v1[i].x<<" "<<v1[i].y<<" "<<v1[i].z;ok=0;break;
    }
}
if(ok==1) g<<-1;
    return 0;
}