题解

又水一题

#include<iostream>
#include<algorithm>
using namespace std;
bool cmp(string x,string y){
    if(x.size()==y.size()) return x<y;
    else return x.size()<y.size();
}
string a[5];
int main(){
    cin>>a[0]>>a[1];
    sort(a,a+2,cmp);
    cout<<a[0]<<endl;
    cout<<a[1];
    return 0;
}