sort函数

#include
#include
#include


C++ sort函数的用法

#include<iostream>
#include<string>
#include<algorithm>
using namespace std;
string a[1100];
int n;
bool cmp(string s,string t)
{
    return s+t<t+s;
}
int main()
{
    int i,j,k;
    while (cin>>n)
    {
        for (i=0;i<n;i++)
        {
            cin>>a[i];
        }
        sort(a,a+n,cmp);
        for (i=0;i<n;i++)
        {
            cout<<a[i];
            if (i!=n-1)cout<<" ";
        }
        cout<<endl;
    }
}