```
```
#include<bits/stdc++.h>
using namespace std;
int main () {
	long long n, x, c = 0;
    cin >> n >> x; 

    for(long long i = 1; i <= n; i++) { 
        long long num = i; 
        while(num != 0) { 
            if(num % 10 == x) c++; 
            num /= 10; 
        }
    }

    cout << c << endl;
	return 0;
}