Cod sursa(job #1706313)

Utilizator iulianmusat02Iulian Musat iulianmusat02 Data 22 mai 2016 11:01:17
Problema Loto Scor 100
Compilator cpp Status done
Runda Teme Pregatire ACM Unibuc 2014, Anul I Marime 0.98 kb
#include <fstream>
#include <algorithm>
using namespace std;
ifstream cin("loto.in");
ofstream cout("loto.out");
#define MAX 1000001
int v[MAX], nv, n, s, a[101];
void solve(int x)
{
    for(int i=1; i<=n; i++)
        for(int j=1; j<=n; j++)
            for(int k=1; k<=n; k++)
                if(a[i] + a[j] + a[k] == x)
                {
                    cout<<a[i]<<' '<<a[j]<<' '<<a[k]<<' ';
                    return;
                }
}
int main()
{
    cin>>n>>s;
    for(int i=1; i<=n; i++)
        cin>>a[i];
    for(int i=1; i<=n; i++)
        for(int j=1; j<=n; j++)
            for(int k=1; k<=n; k++)
                v[++nv] = a[i] + a[j] + a[k];
    sort(v+1, v+nv+1);
    int i=1, j=nv;
    while(i<=j)
    {
        if(v[i] + v[j] == s){
            solve(v[i]);
            solve(v[j]);
            return 0;
        }
        else if(v[i] + v[j] < s)
            i++;
        else
            j--;
    }
    cout<<-1;
    return 0;
}