STL案例1-评委打分

 STL案例1-评委打分

#include<iostream>
using namespace std;
#include<vector>
#include<deque>
#include<algorithm>
#include<string>
#include<ctime>
//有5名选手:选手ABCDE,10个评委分别对每一个选手打分,去掉最高分和最低分,取平均分
class Person {
public:
	Person(string name , int score)
	{
		this->m_name = name; //姓名
		this->m_score = score;//平均分
	}


	string m_name;
	int m_score;
};

void createPerson(vector<Person>& v)
{
	string nameSeed = "ABCDE";
	for (int i = 0; i < 5; i++)
	{
		//string name = "选手" + to_string(i); //直接字符拼接,不用seed,to_string把int转字符串
		string name;
		name += nameSeed[i];
		int score = 0;
		Person p(name, score);
		//将创建Person对象,放到容器中
		v.push_back(p);
	}
}

void setScore(vector<Person> &v)
{
	for (vector<Person>::iterator it = v.begin(); it != v.end(); it++)
	{
	//将评委的分数 放入到deque容器中
		deque<int> d;
		for (int i = 0; i < 10; i++)
		{
			int score = rand() % 41 + 60;
			d.push_back(score);
		}

		//cout << "选手: " << it->m_name << " 打分" <<  endl;
		//for (deque<int>::iterator dit = d.begin(); dit != d.end(); dit++)
		//{
		//	cout<<*dit<<" "; //分数
		//}
		//cout << endl;

		//排序
		sort(d.begin(), d.end());
		//去除最高分和最低分
		d.pop_back();
		d.pop_front();
		//取平均分
		int sum = 0;
		for (deque<int>::iterator dit = d.begin(); dit != d.end(); dit++)
		{
			sum += *dit; //累加每个评委分数
		}

		int avg = sum / d.size();
		//将平均分赋值给选手身上
		it->m_score = avg;
	}
}
void showScore(vector<Person> &v)
{
	for (vector<Person>::iterator it = v.begin(); it != v.end(); it++)
	{
		cout << "姓名: " << it->m_name << " 平均分" << it->m_score << endl;
	}

}
int main()
{
	//随机数种子
	srand((unsigned int)time(NULL));
	//1.创建5名选手
	vector<Person> v; //存放在选手容器
	createPerson(v);
	//测试
	/*for (vector<Person>::iterator it = v.begin(); it != v.end(); it++)
	{
		cout << "姓名:" << (*it).m_name << " 分数:" << (*it).m_score << endl;
	}*/
	//2.给5名选手打分
	setScore(v);
	//3.显示最后得分
	showScore(v);

	system("pause");
	return 0;
}