Cod sursa(job #70396)

Utilizator M@2Te4iMatei Misarca M@2Te4i Data 5 iulie 2007 20:19:14
Problema Loto Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.23 kb
#include<stdio.h>

int n,o;
long a[101],q[101],s,max;

void citire()
{
freopen("loto.in","r",stdin);
scanf("%d%ld", &n, &s);
for (int i=0; i<n; i++)
    {
	scanf("%lld", &a[i]);
    if (a[i]>max)
       max=a[i];
    }
fclose(stdin);
}

void listare()
{
o=1;
freopen("loto.out","w",stdout);
for (int i=1; i<=6; i++)
	printf("%ld ", q[i]);
fclose(stdout);
}

void back(int w, long suma)
{
if (w>6)
    {
    if (suma==0)
	listare();
    }
	else 
		{
		for (int i=0; i<n; i++)	
			{
			q[w]=a[i];
			suma-=a[i];
			if (s>=0)
				back(w+1,suma);
				else break;
			if (o==1)
				break;
			suma+=a[i];
			}
		}
}

void radx(long max,long zero[101],long n)
{
long z,u,j;
int unu[101];
for (long i=0; i<max; i++)
    {
    z=-1;
    u=-1;
    for (j=0; j<n; j++)
	{
	//l=zero[j] >> i;
	if (((zero[j] >> i) &1)==0)
	   zero[++z]=zero[j];
	   else unu[++u]=zero[j];
	}
    u=-1;
    for (j=z+1; j<n; j++)
	zero[j]=unu[++u];
    }
}

int nr_pasi(long max1)
{
int pas=0;
while (max1>0)
      {
      ++pas;
      max1>>=1;
      }
return pas;
}


void foruri()
{
     
}     

int main()
{
citire();
o=0;
max=nr_pasi(max);
radx(max,a,n);
back(1,s);
//foruri();
return 0;
}