Cod sursa(job #1165210)

Utilizator killer301Ioan Andrei Nicolae killer301 Data 2 aprilie 2014 16:04:17
Problema Loto Scor 45
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.07 kb
#include <cstdio>
#include <vector>
#include <algorithm>

using namespace std;
const int mod=666013;

int n, s;
struct sol
{
	int a, b, c, s;
};
vector <sol> H[666500];
int a[105];
inline void ins(int a, int b, int c, int x)
{
	int h=x%(mod+1);
	sol k;
	k.a=a;k.b=b;k.c=c;k.s=x;
	H[h].push_back(k);
}
inline int find_elem(int x)
{
	int h=x%(mod+1);
	for(int i=0;i<H[h].size();++i)
	{
		if(H[h][i].s==x)
		{
			return i;
		}
	}
	return -1;
}

int main()
{
    freopen("loto.in", "r", stdin);
    freopen("loto.out", "w", stdout);
    scanf("%d%d", &n, &s);
    for(int i=0;i<n;i++)
		scanf("%d", &a[i]);
    for(int i=0;i<n;i++)
		for(int j=0;j<n;j++)
			for(int k=0;k<n;k++)
				ins(a[i], a[j], a[k], a[i]+a[j]+a[k]);
	for(int i=0;i<n;i++)
		for(int j=0;j<n;j++)
			for(int k=0;k<n;k++)
			{
				int s2=s-(a[i]+a[j]+a[k]);
				int l=find_elem(s2);
				if(l!=-1)
				{
					int h=s2%(mod+1);
					printf("%d %d %d %d %d %d", a[i], a[j], a[k], H[h][l].a, H[h][l].b, H[h][l].c);
					return 0;
				}
			}
	printf("-1");
    return 0;
}