Cod sursa(job #2747161)

Utilizator PaduraruCristianPaduraru Cristian Daniel PaduraruCristian Data 28 aprilie 2021 21:20:13
Problema Loto Scor 95
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.17 kb
#include <iostream>
#include <fstream>
#include <unordered_set>

using namespace std;

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

unordered_set <int> sums;

int v[100];

int main()
{
    int n, s;
    int i,j,k;
    int cs, cs2;
    f>>n>>s;
    for(i=0;i<n;++i)
        f>>v[i];

    f.close();
    for(i=0;i<n;++i)
    {
        for(j=i;j<n;++j)
        {
            for(k=j;k<n;++k)
            {
                cs = v[i]+v[j]+v[k];
                if(sums.find(s-cs)!=sums.end())
                {
                    g<<v[i]<<' '<<v[j]<<' '<<v[k]<<' ';
                    cs2=s-cs;
                    for(i=0;i<n;++i)
                        for(j=i;j<n;++j)
                            for(k=j;k<n;++k)
                            {
                                if(cs2 == v[i]+v[j]+v[k])
                                {
                                    g<<v[i]<<' '<<v[j]<<' '<<v[k];
                                    return 0;
                                }
                            }
                }
                sums.insert(cs);
            }
        }
    }

    g<<-1;

    g.close();
    return 0;
}