~cpp
#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <functional>
using namespace std;
struct student{string name; int score;};
bool compare(student a, student b);
bool compare2(student a, student b);
void main()
{
student st[5];
st[0].name = "build";
st[0].score = 48;
st[1].name = "deb";
st[1].score = 57;
st[2].name = "finde";
st[2].score = 87;
st[3].name = "inew";
st[3].score = 90;
st[4].name = "ilbo";
st[4].score = 82;
vector <student> stre;
stre.push_back(st[0]);
stre.push_back(st[1]);
stre.push_back(st[2]);
stre.push_back(st[3]);
stre.push_back(st[4]);
sort(stre.begin(), stre.end(),compare);
for(vector<student>::iterator i = stre.begin(); i!=stre.end() ;i++)
cout << i->name <<"\t"<<i->score<< endl;
cout<<"-------------------------"<<endl;
sort(stre.begin(), stre.end(),compare2 );
for(i = stre.begin();i<stre.end();i++)
cout << i->name <<"\t"<<i->score<< endl;
/*
for(vector<student>::iterator i = stre.begin();!(i=stre.end());i++)
cout << (*i).name << endl;
*/
}
bool compare(student a, student b)
{
return a.name < b.name;
}
bool compare2(student a, student b)
{
return a.score < b.score;
}