ac打卡✌

新手教学i，if-else if-else模式，关注我，无语的大🐷，点赞👍(＾Ｕ＾)ノ~ＹＯ

#include<iostream>
using namespace std;
int main(){
    int x,n;
    cin>>x>>n;
    if(n==1){
        if(x/10==0)cout<<"Yes";
        else cout<<"No";
    }
    else if(n==2){
        if(x/10>0&&x/100==0)cout<<"Yes";
        else cout<<"No";
    }
    else if(n==3){
        if(x/100>0&&x/1000==0)cout<<"Yes";
        else cout<<"No";
    }
    else{
        if(x/1000==1)cout<<"Yes";
        else cout<<"No";
    }
    return 0;
}