Cod sursa(job #182987)

Utilizator nusmaibunkeleviprofesor cicalescu nusmaibunkelevi Data 21 aprilie 2008 16:42:12
Problema Loto Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.68 kb
#include<stdio.h>

int main()
{
int s,v[101]={0},sm,da=0;
int n,i,j,k,t;
int x[7]={0},up;
freopen("loto.in","r",stdin);
freopen("loto.out","w",stdout);
scanf("%d%d",&n,&s);
for(i=1;i<=n;i++) scanf("%d",&v[i]);
for(i=1;i<=n;i++)
	for(j=i+1;j<=n;j++)
		if(v[i]>v[j]) {t=v[i];v[i]=v[j];v[j]=t;}
if(6*v[1]>s||6*v[n]<s) {printf("-1");return 0;}
k=1;x[k]=0; sm=0;
while(k){
	x[k]++;
	if(x[k]<=n) up=1;
	else up=0;
	if(up){

	}	

	if(up)
		if(k==6) {
			sm=0;
			for(i=1;i<=6;i++) sm+=v[x[i]];
			if(sm==s) {da=1;break;}
			if(sm>s) up=0;
			}
		else {k++;x[k]=x[k-1]-1;}
	else k--;
}
if(da)
	for(i=1;i<=6;i++) printf("%d ",v[x[i]]);
else
	printf("-1");
return 0;
}