Pagini recente » Cod sursa (job #3122347) | Cod sursa (job #3274880) | Cod sursa (job #2497442) | Cod sursa (job #3264969) | Cod sursa (job #2859930)
#include <bits/stdc++.h>
using namespace std;
int cnt,n,p;
int st[25];
int fr[15];
ifstream fin("ratphu.in");
ofstream fout("ratphu.out");
void Verif()
{
int i,x;
x=0;
for(i=1;i<=n;i++)
x=x*10+st[i];
if(x%p==0)cnt++;
}
void Back(int top)
{
if(top>n)
{
Verif();
return;
}
for(int i=0;i<=9;i++)
if(fr[i]!=0)
{
fr[i]--;
st[top]=i;
Back(top+1);
fr[i]++;
}
}
int main()
{
int x;
fin>>x>>p;
while(x)
{
fr[x%10]++;
x/=10;
n++;
}
Back(1);
for(int i=0;i<=9;i++)
while(fr[i]>0)
{
cnt*=fr[i];
fr[i]--;
}
fout<<cnt;
return 0;
}