源文件 演讲比赛管理系统.cpp
#include
using namespace std;
#include"speechManger.h"
#include
#include
int main()
{
//随机数种子
srand((unsigned int)time(NULL));
//通过创建管理类对象
SpeechManager sm;
int choice = 0; //用于存储用户的输入
while (true)
{
sm.showMenu();
cout << "请输入您的选择" << endl;
cin >> choice;
switch (choice)
{
case 1: //开始比赛
sm.startSpeech();
break;
case 2: //查看往届比赛记录
sm.showRecord();
break;
case 3: //清空比赛记录
sm.clearRecord();
break;
case 0: //退出系统
sm.exitSystem();
break;
default:
system("cls"); //清屏
break;
}
}
system("pause");
return 0;
}
头文件 speaker.h
#pragma once
#include
using namespace std;
//选手类
class Speaker
{
public:
string m_Name;
double m_Score[2]; //分数最多有两轮的得分
};
头文件 speechManager.h
#pragma once
#include
using namespace std;
#include
#include
//菜单功能
void showMenu();
//退出系统
void exitSystem();
//析构函数
~SpeechManager();
//初始化容器和属性
void initSpeech();
//创建12名选手
void creatSpeaker();
//开始比赛 比赛整个流程控制函数
void startSpeech();
//抽签
void speechDraw();
//比赛
void speechContest();
//显示得分
void showScore();
//保存记录
void saveRecord();
//读取记录
void loadRecored();
//显示往届记录
void showRecord();
//清空文件
void clearRecord();
//判断文件是否为空
bool fileIsEmpty;
//存放往届记录的容器
map
//成员属性
//保存第一轮比赛选手编号
vector
//第一轮晋级选手容器编号
vector
//胜出的前三名
vector
//存放编号及对应具体的选手的容器
map
//存放比赛轮数
int m_Index;
};
源文件 speechManager.cpp
#include"speechManger.h"
//构造函数
SpeechManager::SpeechManager()
{
//初始化容器和属性
this->initSpeech();
//创建12名选手
this->creatSpeaker();
//加载往届记录
this->loadRecored();
}
//菜单功能
void SpeechManager::showMenu()
{
cout << "******************************************" << endl;
cout << "************ 欢迎参加演讲比赛 ************" << endl;
cout << "************* 1.开始演讲比赛 *************" << endl;
cout << "************* 2.查看往届记录 *************" << endl;
cout << "************* 3.清空比赛记录 *************" << endl;
cout << "************* 0.退出比赛程序 *************" << endl;
cout << "******************************************" << endl;
cout << endl;
}
//退出系统
void SpeechManager::exitSystem()
{
cout << "欢迎下次使用" << endl;
system("pause");
exit(0);
}
//初始化容器和属性
void SpeechManager::initSpeech()
{
//容器都置为空
this->v1.clear();
this->v2.clear();
this->vVictory.clear();
this->m_Speaker.clear();
//初始化比赛的轮数
this->m_Index = 1;
//将记录的容器也清空
this->m_Record.clear();
}
//创建12名选手
void SpeechManager::creatSpeaker()
{
string nameSeed = "ABCDEFGHIJKL";
for (int i = 0; i < nameSeed.size(); i++)
{
string name = "选手";
name += nameSeed[i];
//创建了具体的选手
Speaker sp;
sp.m_Name = name;
for (int j = 0; j < 2; j++)
{
sp.m_Score[j] = 0;
}
//开始创建选手的编号 并放入到v1容器
this->v1.push_back(i + 10001);
//选手的编号及对应选手的信息放入到对应的容器中
this->m_Speaker.insert(make_pair(i + 10001, sp));
}
}
//开始比赛 比赛整个流程控制函数
void SpeechManager::startSpeech()
{
//第一轮开始比赛
//1.抽签
this->speechDraw();
//2.比赛
this->speechContest();
//3.显示晋级结果
this->showScore();
//第二轮开始比赛
this->m_Index++;
//1.抽签
this->speechDraw();
//2.比赛
this->speechContest();
//3.显示最终结果
this->showScore();
//4.保存分数到文件中
this->saveRecord();
//重置比赛,获取记录
//初始化容器和属性
this->initSpeech();
//创建12名选手
this->creatSpeaker();
//加载往届记录
this->loadRecored();
cout << "本届比赛完毕" << endl;
system("pause");
system("cls");
}
//抽签
void SpeechManager::speechDraw()
{
cout << "第 << " << this->m_Index << " >> 轮比赛选手正在抽签" << endl;
cout << "-------------------------------" << endl;
cout << "抽签后的结果顺序如下:" << endl;
if (this->m_Index == 1)
{
//第一轮比赛
random_shuffle(v1.begin(), v1.end());
for (vector
{
cout << *it << " ";
}
cout << endl;
}
else
{
//第二轮比赛
random_shuffle(v2.begin(), v2.end());
for (vector
{
cout << *it << " ";
}
cout << endl;
}
cout << "-------------------------------" << endl;
system("pause");
cout << endl;
}
//比赛
void SpeechManager::speechContest()
{
cout << "---------------第" << this->m_Index << "轮比赛正式开始---------------" << endl;
//准备临时容器,存放小组成绩
multimap
int num = 0; //记录人员的个数 六人一组
vector
if (this->m_Index == 1)
{
v_Src = v1;
}
else
{
v_Src = v2;
}
//遍历所有选手进行比赛
for (vector
{
num++;
//评委打分
deque
for (int i = 0; i < 10; i++)
{
double score = (rand() % 401 + 600)/10.f; //600~1000
//cout << score << " ";
d.push_back(score);
}
//cout << endl;
sort(d.begin(), d.end(), greater
d.pop_front(); //去除最高分
d.pop_back(); //去除最低分
double sum = accumulate(d.begin(), d.end(), 0.0f); //总分
double avg = sum / (double)d.size(); //平均分
//打印平均分
//cout << "编号:" << *it << "姓名:" << this->m_Speaker[*it].m_Name << "获取的平均分:"
//<< avg << endl;
//将平均分放入到map容器中
this->m_Speaker[*it].m_Score[m_Index - 1] = avg;
//将打分的数据放入到临时的小组容器中
groupScore.insert(make_pair(avg, *it)); //key是得分 value是具体选手的编号
//每6人取出前3名
if (num % 6 == 0)
{
cout << "第" << num / 6 << "小组比赛名次:" << endl;
for (multimap
{
cout << "编号:" << it->second << " 姓名:" << this->m_Speaker[it->second].m_Name
<< " 成绩:" << this->m_Speaker[it->second].m_Score[this->m_Index - 1] << endl;
}
//取走前3名
int count = 0;
for (multimap
{
if (this->m_Index == 1)
{
v2.push_back((*it).second);
}
else
{
vVictory.push_back((*it).second);
}
}
groupScore.clear(); //小组容器清空
cout << endl;
}
}
cout << "--------------第" << this->m_Index << "轮比赛完毕!---------------" << endl;
system("pause");
}
//显示得分
void SpeechManager::showScore()
{
cout << "------------第" << this->m_Index << "轮晋级选手如下---------------" << endl;
vector
if (this->m_Index == 1)
{
v = v2;
}
else
{
v = vVictory;
}
for (vector
{
cout << "选手编号:" << *it << "姓名:" << this->m_Speaker[*it].m_Name
<< "成绩:" << this->m_Speaker[*it].m_Score[this->m_Index - 1] << endl;
}
cout << endl;
system("pause");
system("cls");
this->showMenu();
}
//保存记录
void SpeechManager::saveRecord()
{
ofstream ofs;
ofs.open("speech.csv", ios::out | ios::app); //用追加的方式写文件
//将每个选手的数据写入到文件中
for (vector
{
ofs << *it << "," << this->m_Speaker[*it].m_Score[1] << ",";
}
ofs << endl;
//关闭
ofs.close();
cout << "记录已经保存" << endl;
//更改文件不为空的状态
this->fileIsEmpty = false;
}
//读取记录
void SpeechManager::loadRecored()
{
ifstream ifs;
ifs.open("speech.csv", ios::in); //读文件
if (!ifs.is_open())
{
this->fileIsEmpty = true;
//cout << "文件不存在" << endl;
ifs.close();
return;
}
//文件清空情况
char ch;
ifs >> ch;
if (ifs.eof())
{
//cout << "文件为空" << endl;
this->fileIsEmpty = true;
ifs.close();
return;
}
//文件不为空
this->fileIsEmpty = false;
ifs.putback(ch); //将上面读取的单个字符 放回来
string data;
int index = 0;
while (ifs >> data)
{
//cout << data << endl;
//10002,86.675,10009,81.3,10007,78.55,
vector
int pos = -1; //查到","位置的变量
int start = 0;
while (true)
{
pos = data.find(",", start);
if (pos == -1)
{
//没有找到情况
break;
}
string temp = data.substr(start, pos - start);
//cout << temp << endl;
v.push_back(temp);
start = pos + 1;
}
this->m_Record.insert(make_pair(index, v));
index++;
}
ifs.close();
/*for (map
{
cout << it->first << "冠军编号:" << it->second[0] << "分数:" << it->second[1] << endl;
}*/
}
//显示往届记录
void SpeechManager::showRecord()
{
if (this->fileIsEmpty)
{
cout << "文件为空或者文件不存在" << endl;
}
else
{
for (int i = 0; i < this->m_Record.size(); i++)
{
cout << "第" << i + 1 << "届"
<< "冠军编号:" << this->m_Record[i][0] << "得分:" << this->m_Record[i][1] << " "
<< "亚军编号:" << this->m_Record[i][2] << "得分:" << this->m_Record[i][3] << " "
<< "季军编号:" << this->m_Record[i][4] << "得分:" << this->m_Record[i][5] << endl;
}
}
system("pause");
system("cls");
}
//清空文件
void SpeechManager::clearRecord()
{
cout << "是否确定清空文件" << endl;
cout << "1.是" << endl;
cout << "2.否" << endl;
int select = 0;
cin >> select;
if (select == 1)
{
//确认清空
ofstream ofs;
ofs.open("speech.csv", ios::trunc);
ofs.close();
//初始化容器和属性
this->initSpeech();
//创建12名选手
this->creatSpeaker();
//加载往届记录
this->loadRecored();
cout << "清空成功" << endl;
}
system("pause");
system("cls");
}
//析构函数
SpeechManager::~SpeechManager()
{
}