简单题解

#include <bits/stdc++.h>
using namespace std;
int main(){
    string a,b;
    cin>>a>>b;
    int as=a.size(),bs=b.size();
    if(as!=bs){
    	if(as<bs) cout<<a<<endl<<b;
    	else cout<<b<<endl<<a;
        return 0;
    }
    for(int c=0;c<as;c++){
        if(a[c]<b[c]){
            cout<<a<<endl<<b;
            return 0;
        }
    }
    cout<<b<<endl<<a;
    return 0;
}