评委打分案例
创建五个选手(姓名、得分),10个评委对五个选手进行打分
得分规则:去除最高分,去除最低分,取出平均分
按得分对25名选手进行排名
#include<iostream>
#include<deque>
#include<string>
#include<vector>
#include<algorithm>
using namespace std;
/*评委打分案例(sort算法排序)
创建五个选手(姓名、得分),10个评委对五个选手进行打分
得分规则:去除最高分,去除最低分,取出平均分
按得分对25名选手进行排名
*/
//选手类
class player {
public:
player() {};
player(string name,int score):mName(name),mScore(score){}
public:
string mName;
int mScore;
};
void create_player(vector<player>&v) {
string nameSeed = "abcdefghijklmnopqrstuvwxy";
for (int i = 0; i < 25; i++) {
player p;
p.mName = "选手";
p.mName = nameSeed[i];
p.mScore = 0;
v.push_back(p);
}
}
void PrintScore(int val) {
cout << val <<" "<< endl;
}
//打分
void Set_Score(vector<player>& v) {
for (vector<player>::iterator it = v.begin(); it != v.end(); ++it) {
//当前学生进行打分
deque<int>dScore;
for (int i = 0; i < 10; ++i) {
int score = rand() % 41 + 60;
dScore.push_back(score);
}
//对分数进行排序
sort(dScore.begin(), dScore.end());
//for_each(dScore.begin(), dScore.end(),PrintScore);
//cout << endl;
//去除最高分,去除最低分
dScore.pop_front();
dScore.pop_back();
//求平均分
int sum = 0;
for (deque<int>::iterator dit = dScore.begin(); dit != dScore.end(); ++dit) {
sum += (*dit);
}
int avsum = sum / dScore.size();
(*it).mScore = avsum;
}
}
//排序规则
bool mycompare(player& p1, player& p2) {
return p1.mScore > p2.mScore;
}
//根据选手分数排序 sort默认从小到大 希望从大到小
void print_Rank(vector<player>& v) {
//排序
sort(v.begin(), v.end(), mycompare);
//打印
for (vector<player>::iterator ddit = v.begin(); ddit != v.end(); ++ddit) {
cout << "姓名:选手" << (*ddit).mName << " 分数:" << (*ddit).mScore << endl;
}
}
int main(void ) {
//定义vector容器,保存选手信息
vector<player>vplist;
create_player(vplist);
Set_Score(vplist);
print_Rank(vplist);
return 0;
}
输出: