又水一题

#include <iostream> using namespace std; int main(){ string a,b; cin>>a>>b; int q=a.size(); int p=b.size(); if(q>p){ cout<<b<<endl<<a; }else if(p>q){ cout<<a<<endl<<b; }else if(a>b){ cout<<b<<endl<<a; }else{ cout<<a<<endl<<b; } return 0; }