STL_打分案例

 #define _CRT_SECURE_NO_WARNINGS
 #define PLAYER_NUMBER 5
 #include<iostream>
 #include<string>
 #include<vector>
 #include<deque>
 #include<algorithm>
 #include<stdlib.h>
 #include<time.h>
 using namespace std;
 ​
 //选手类
 class Player {
 public:
     Player() {};
     Player(string name, int score){
         this->name = name;
         this->score = score;
     }
     string getName() {
         return this->name;
     }
     void setName(string name) {
         this->name = name;
     }
     int getScore() {
         return this->score;
     }
     void setScore(int score) {
         this->score = score;
     }
 private:
     string name;
     int score;
 };
 ​
 void creat_player(vector<Player> &player_vector,int number) {
     string name_seed = "ABCDE";
     for (int i = 0; i < number; i++) {
         Player player;
         string tmp = name_seed.substr(i,1);
         player.setName("选手"+tmp);
         player.setScore(0);
         player_vector.push_back(player);
     }
 }
 ​
 void set_score(vector<Player>& player_vector) {
     
     srand(time(nullptr));
 ​
     for (vector<Player>::iterator it=player_vector.begin();it!=player_vector.end();it++) {
         
         deque<int> player_score_list;
         
         for (int i = 0;i<10;i++) {
             int score = rand() % 41 + 60;
             player_score_list.push_back(score);
         }
         
         sort(player_score_list.begin(),player_score_list.end());
         
         player_score_list.pop_back();
         player_score_list.pop_front();
 ​
         int total_score = 0;
         for (deque<int>::iterator dit = player_score_list.begin(); dit != player_score_list.end(); dit++) {
             total_score += (*dit);
         }
         int avg_score = total_score / player_score_list.size();
 ​
         (*it).setScore(avg_score);
     }
 }
 ​
 bool mycompare(Player& p1, Player& p2) {
     return p1.getScore() > p2.getScore();
 }
 ​
 void print_rank(vector<Player>& player_vector) {
 ​
     sort(player_vector.begin(),player_vector.end(),mycompare);
 ​
     for (vector<Player>::iterator it = player_vector.begin(); it != player_vector.end(); it++) {
 ​
         cout << "姓名："<<(*it).getName()<<"  得分："<<(*it).getScore()<<endl;
     }
 }
 ​
 ​
 int main()
 {
     vector<Player> player_vector;
     creat_player(player_vector,PLAYER_NUMBER);
     set_score(player_vector);
     print_rank(player_vector);
     return 0;
 }