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Cod sursa(job #629431)
# include <stdio.h>
# include <vector>
using namespace std;
typedef struct {int b,c,d;} etc;
const int mod=1 << 21;
etc t;
vector <etc> v[mod +5];
int n,i,j,k,s,x,y,nr,s1,s2,a[1100],p,n1;
bool ok,ok1,ok2;
int main()
{
freopen("loto.in","r",stdin);
freopen("loto.out","w",stdout);
scanf("%d %d\n",&n,&p);
n1=0;
//prim(n1);
for (i=1; i<=n; i++)
scanf("%d ",&a[i]);
if (n==1)
if (a[1]*6==p) printf("%d %d %d %d %d %d\n",a[1],a[1],a[1],a[1],a[1],a[1]);
else
printf("-1\n");
else
{
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%mod;
t.b=a[i]; t.c=a[j]; t.d=a[k];
v[x].push_back(t);
}
ok=false;
nr=-1;
for (i=1; i<=n; i++)
for (j=1; j<=n; j++)
for (k=1; k<=n; k++)
{
x=p-(a[i]+a[k]+a[j]);
y=x%mod;
for ( vector <etc> :: iterator ix=v[y].begin(); ix!=v[y].end(); ++ix)
if ((*ix).b+(*ix).c+(*ix).d==x) {ok=true; printf("%d %d %d %d %d %d\n",a[i],a[j],a[k],(*ix).b,(*ix).c,(*ix).d); return 0;}
}
}
if (ok==false) printf("%d\n",-1);
return 0;
}