Cod sursa(job #629370)

Utilizator cremarencodianaCremarenco Diana cremarencodiana Data 3 noiembrie 2011 10:48:09
Problema Loto Scor 5
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.23 kb
# include <stdio.h>
# include <vector>
using namespace std;
vector <int> v[1000010];
int n,i,j,k,s,x,y,nr,s1,s2,a[110],p;
bool ok,ok1,ok2;
int main()
{
	freopen("loto.in","r",stdin);
	freopen("loto.out","w",stdout);
	scanf("%d %d\n",&n,&p);
	for (i=1; i<=n; i++)
	{
		scanf("%d ",&a[i]);
	}
	for (i=1; i<=n; i++)
		for (j=1; j<=n; j++)
			for (k=1; k<=n; k++)
			{
				s=a[i]+a[j]+a[k];
				x=s%1000007;
				v[x].push_back(x);
			}
    ok=false;
	nr=0;
	while (ok==false && nr<=1000007)
	{ 
		nr++;
		for (vector <int> :: iterator it =v[nr].begin(); it!=v[nr].end(); it++)
		{
			x=p-*it;
			y=x%1000007;
			for (vector <int> :: iterator ix=v[y].begin(); ix!=v[y].end(); ix++)
				if (*ix==x) {ok=true; s1=*it; s2=x; break;} 
			if (ok==true) break;
		}
	}
	ok1=false;
	ok2=false;
	if (ok)
	{
		for (i=1; i<=n; i++)
		{
			for (j=1; j<=n; j++)
			{
				for (k=1; k<=n; k++)
				{
					s=a[i]+a[j]+a[k];
					if (ok1==false)
						if (s==s1) { printf("%d %d %d ",a[i],a[j],a[k]); ok1=true; }
					if (ok1==true)
					    if (s==s2) { printf("%d %d %d\n",a[i],a[j],a[k]); ok2=true; break;}
				}
				if (ok2==true) break;
			}
			if (ok2==true) break;
		}
	}
	else
		printf("%d\n",-1);
	return 0;
}