文件目录

#include <iostream>
using namespace std;
int main()
{
    int m, k;
    cin >> m >> k;
    int c = 0;
    if (m % 19 != 0)
    {
        cout << "NO";
        return 0;
    }
    while (m)
    {
        if (m % 10 == 3)
            c++;
        m /= 10;
    }
    if (c == k)
        cout << "YES";
    else
        cout << "NO";
    return 0;
}