包AC的

#include<iostream>
using namespace std;
int main(){
    int a,b,c,cnt=0;
    cin>>a>>b;
    c=a;
    while(c!=0){
        int d=c%10;
        c/=10;
        if(d==3){
            cnt+=1;
        }
    }
    if(a%19==0&&cnt==b){
        cout<<"YES";
    }else{
        cout<<"NO";
    }
    return 0;
}