案例需求:
1、一共五名选手,10位评委,对这5名选手进行打分,去掉最高分和最低分,取剩下的平均分分别作为各位选手将的分数;
2、利用vector容器用于存放5名选手,deque容器用于存放10位评委打的分数;
3、最终显示五名选手的分数和姓名。
示例:
#include<iostream>
using namespace std;
#include<string>
#include<vector>
#include <deque>
#include<algorithm>
class Player
{
public:
string m_Name;
int m_Score;
public:
Player(string name,int score)
{
this->m_Name = name;
this->m_Score = score;
}
};
//1、创建5名选手
void createPlayers(vector<Player>& v)
{
string nameSeed = "ABCDE";
for (int i = 0; i < 5; i++)
{
string name = "选手";
name += nameSeed[i];
Player p(name, 0);
v.push_back(p);
}
}
//2、打分
void setScore(vector<Player>& v)
{
for (vector<Player>::iterator it=v.begin();it!=v.end();it++)
{
deque<int> d;//创建一个deque容器用于放置裁判的打分
for (int i = 0; i < 10; i++)
{
d.push_back(rand() % 41 + 60);//产生一个60-100的随机数作为每个裁判所打分数
}
sort(d.begin(), d.end());//对10个分数进行排序
//测试 输出裁判所打分数
//cout << it->m_Name << " 分数:" << endl;
//for (deque<int>::iterator it = d.begin(); it != d.end(); it++)
//{
// cout << *it << " ";
//}
//cout << endl;
//去掉最低分和最高分
d.pop_front();
d.pop_back();
int sum = 0;//总分
for (deque<int>::iterator it = d.begin(); it != d.end(); it++)
{
sum += *it;
}
int avg;//取平均分作为选手的成绩
avg = sum / d.size();
it->m_Score = avg;
}
}
//3、显示最后分数
void showScore(vector<Player>&v)
{
for (vector<Player>::iterator it = v.begin(); it != v.end(); it++)
{
cout << it->m_Name << " 分数" << it->m_Score << endl;;
}
}
void _01Test01()
{
//随机数种子
srand((unsigned int)time(NULL));
//1、创建5名选手
vector<Player>v;
createPlayers(v);
//测试代码
//for (vector<Player>::iterator it = v.begin(); it != v.end(); it++)
//{
// cout << it->m_Name << " 分数" << it->m_Score << endl;;
//}
//2、给5名选手打分
setScore(v);
//3、显示最后分数
showScore(v);
}
void main()
{
_01Test01();
}