Cod sursa(job #1238994)

Utilizator valentinraduValentin Radu valentinradu Data 8 octombrie 2014 00:08:12
Problema Loto Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.81 kb
#include <iostream>
#include <fstream>
#include <algorithm>
using namespace std;
ifstream f("loto.in");
ofstream g("loto.out");
int n, S, a[101], i, b[7];
int descresc(int a, int b)
{
    return a > b;
}
int cresc(int a, int b)
{
    return a < b;
}
int vt = 0;
int term = 1;
void proc(int k, int Sx, int pos)
{
    if (term)
    {
                        if (b[1] != 0 && b[2] != 0 && b[3] != 0 && b[4] != 0 && b[5] != 0 && b[6] != 0)
                {
                    term = 0;
                    sort(b + 1, b + 7, cresc);
                    int v = 0;
                    for (i = 1; i <= 6; i++) v += b[i];
                    if (v == S)
                    {
                        for (i = 1; i <= 5; i++) g << b[i] << " ";
                        g << b[6];
                        vt = 1;
                                            f.close();
                    g.close();
                    exit(0);
                    }
                    else vt = 0;
//                    break;
                }
                for (int i = k + 1; i <= n; i++)
        {
            if (a[i] <= Sx)
            {
                if (Sx - a[i] >= 0)
                {
                    b[pos] = a[i];
                    proc(i - 1, Sx - a[i], pos + 1);
                }
                else
                {
                    proc(i, Sx, pos + 1);
                }
            }
        }
    }

}
int main()
{
    f >> n >> S;
    for (i = 1; i <= n; i++) f >> a[i];
    sort(a + 1, a + n + 1, descresc);
    if (n == 1 && S % a[1] == 0) for (int t = 1; t <= 6; t++) g << a[1] << " ";
    //proc(0, S, 1);
    for (int t = 0; t < n; t++)
    {
        proc(t, S, 1);
        for (int l = 1; l <= 6; l++) b[l] = 0;
    }
    if (vt == 0) g << "-1";
    return 0;
}