题解

#include <iostream>
using namespace std;
int main() {
    int n, x, count = 1;
    cin >> n >> x;
    while (n >= 10) { 
        n /= 10;
        count++;
    }
    if (x == count) {
        cout << "Yes" << endl;
    } else {
        cout << "No" << endl;
    }
    return 0;
}