Cod sursa(job #2177864)

Utilizator AndreiSorin26012001Cirpici Andrei Sorin AndreiSorin26012001 Data 18 martie 2018 21:22:48
Problema Loto Scor 35
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.15 kb
#include <bits/stdc++.h>

using namespace std;

ifstream in("loto.in");
ofstream out("loto.out");

tuple< int, int, int, int > v[1000005];
int n, S, nr[105];
int p, poz;

int cautBinar( int st, int dr, int val )
{
    int mid;

    while( st <= dr )
    {
        mid = (st + dr)/2;

        if( get<0>(v[mid]) == val )
            return mid;

        if( get<0>(v[mid]) < val )
            st = mid + 1;
        else
            dr = mid - 1;
    }

    return -1;
}

int main(){

   in>>n>>S;
   for( int i = 1; i <= n; i++ )
        in>>nr[i];

   for( int i = 1; i <= n; i++ )
        for( int j = 1; j <= n; j++ )
            for( int k = 1; k <= n; k++ )
                v[++p] = make_tuple( nr[i] + nr[j] + nr[k], nr[i], nr[j], nr[k] );

    sort( v + 1, v + p + 1 );

   for( int i = 1; i <= p; i++ )
    {
        poz = cautBinar( 1, p, S - get<0>(v[i]) );

        if( poz != -1 )
        {
            out<<get<1>(v[i])<<" "<<get<2>(v[i])<<" "<<get<3>(v[i])<<" ";
            out<<get<1>(v[poz])<<" "<<get<2>(v[poz])<<" "<<get<3>(v[poz]);
            return 0;
        }
    }


    out<<-1;

   return 0;
}