项目结构
speaker.h
#pragma once
#include
using namespace std;
class Speaker {
public:
string m_Name;
double m_Score[2];
};
speechManager.h
#pragma once
#include
#include
#include
#include
#include
#include
speechManager.app
#include "speechManager.h"
//构造函数
SpeechManager::SpeechManager() {
//初始化属性
this->initSpeech();
//创建12名选手
this->createSpeaker();
//加载已存在文件中的数据到内存里面
this->loadRecord();
}
//显示菜单
void SpeechManager::show_Menu() {
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;
}
//初始化成员属性和容器的函数
void SpeechManager::initSpeech() {
this->v1.clear();
this->v2.clear();
this->vVictor.clear();
this->m_Speaker.clear();
this->m_Index = 1;
//记录容器清空
this->m_Record.clear();
}
//创建12名选手
void SpeechManager::createSpeaker() {
string nameSeed = "ABCDEFGHIJKL";
for (int i = 0; i < nameSeed.size(); i++) {
string name = "选手";
name += nameSeed[i];
Speaker sp;
sp.m_Name = name;
sp.m_Score[0]=0;
sp.m_Score[1] = 0;
//创建选手的编号放到v1容器中去
this->v1.push_back(i + 10001);
this->m_Speaker.insert(make_pair(i+10001 , sp));
}
}
//开始比赛 比赛整个流程的控制函数
void SpeechManager::startSpeech() {
//第一轮比赛
//1、抽签
this->speechDraw();
//2、比赛
this->speechContest();
//3、显示晋级结果
this->showScore();
//第二轮比赛
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
this->saveRecord();
//重置比赛 实时更新
//初始化属性
this->initSpeech();
//创建12名选手
this->createSpeaker();
//加载已存在文件中的数据到内存里面
this->loadRecord();
cout << "本届比赛完毕" << endl;
system("pause");
system("cls");
}
//1.第一轮比赛
//1.抽签
void SpeechManager::speechDraw() {
cout << "第<<" << this->m_Index << ">>轮的比赛选手正在抽签" << endl;
cout << "-----------------------------" << endl;
cout << "抽签后的顺序如下:" << endl;
if (this->m_Index == 1) {
//第一轮比赛
random_shuffle(v1.begin(),v1.end());
for (vector::iterator it = v1.begin(); it != v1.end(); it++) {
cout << *it << " ";
}
cout << endl;
}
else {
//第二轮比赛
random_shuffle(v2.begin(), v2.end());
for (vector::iterator it = v2.begin(); it != v2.end(); it++) {
cout << *it << " ";
}
cout << endl;
}
cout << "-------------------------" << endl;
system("pause");
//system("cls");
}
//2.比赛
void SpeechManager::speechContest() {
cout << "第<<" << this->m_Index << ">>轮的比赛正式开始：" << endl;
cout << "-----------------------------" << endl;
int num = 0;//记录小组人员的个数
//准备临时容器存放小组成绩 自动从大到小排序
multimap > groupScore;
vector v_Src;//存放比赛选手的临时容器
if (this->m_Index == 1) {
v_Src = v1;//内置数据类型 不需要重写==
}
else {
v_Src = v2;
}
//遍历所有的选手开始比赛
for (vector::iterator it = v_Src.begin(); it != v_Src.end(); it++) {
num++;//统计是6个人还是12个人
//评委打分
deque d;
//cout << "第" << *it << "编号的选手的10个评委的打分如下：" << endl;
for (int i = 0; i < 10; i++) {
double score = (rand() % 401 + 600) / 10.f;
//cout << score << " ";
d.push_back(score);
}
//cout << endl;
//排序 去除最高最低分 然后求平均分
sort(d.begin(), d.end(), greater());
d.pop_front();
d.pop_back();
double sum = accumulate(d.begin(), d.end(), 0.0f);
double avg = sum / (double)d.size();
//将平均分放到map容器中去
this->m_Speaker[*it].m_Score[this->m_Index - 1] = avg;
//将打分数据放到临时小组的容器中去
groupScore.insert(make_pair(avg,*it));
//每六个人去前三名
if (num % 6 == 0) {
cout << "第" << num / 6 << "小组的比赛名次如下：" << endl;
for (multimap >::iterator it = groupScore.begin(); it != groupScore.end(); it++) {
cout << "编号：" << it->second << " " << "姓名：" << this->m_Speaker[it->second].m_Name << " " << "比赛成绩:" << this->m_Speaker[it->second].m_Score[this->m_Index - 1] << endl;
}
cout << endl;
//取走前三名放到下一个容器当中
int count = 0;
for (multimap >::iterator it = groupScore.begin(); it != groupScore.end(); it++) {
if (count < 3) {
if (this->m_Index == 1) {
v2.push_back((*it).second);
}
else {
vVictor.push_back((*it).second);
}
}
count++;
}
groupScore.clear();
}
}
cout << "-----------第" << this->m_Index << "轮比赛完毕-------" << endl;
system("pause");
}
//3.显示晋级结果
void SpeechManager::showScore() {
cout << "---------第" << this->m_Index << "轮晋级选手信息如下：-----------" << endl;
vector v;
if (this->m_Index == 1) {
v = v2;
}
else {
v = vVictor;
}
for (vector ::iterator it = v.begin(); it != v.end(); it++) {
cout << "编号：" <<*it<< " " << "姓名：" << this->m_Speaker[*it].m_Name << " " << "比赛成绩:" << this->m_Speaker[*it].m_Score[this->m_Index - 1] << endl;
}
cout << endl;
system("pause");
system("cls");
this->show_Menu();
}
//保存分数文件
void SpeechManager::saveRecord() {
ofstream ofs;
ofs.open("speech.csv",ios::out | ios::app);//用追加的方式写
for (vector ::iterator it = vVictor.begin(); it != vVictor.end(); it++) {
ofs << *it << "," << this->m_Speaker[*it].m_Score[1] << ",";
}
ofs << endl;
ofs.close();
cout << "记录保存完毕" << endl;
//更改记录
this->fileIsEmpty = false;
}
//读取记录
void SpeechManager::loadRecord() {
ifstream ifs ("speech.csv", ios::in);
if (!ifs.is_open()) {
this->fileIsEmpty = true;
cout << "文件不存在" << endl;
ifs.close();
return;
}
//文件情况
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再放回来
string data;
int index=0;
while (ifs >> data) {//读取一行
//cout << data << endl;
//分割数据放到vector容器中去
vectorv;
int pos = -1;
int start = 0;
while (true)
{
pos = data.find(",", start); //从0开始查找 ','
if (pos == -1)
{
break; //找不到break返回
}
string tmp = data.substr(start, pos - start); //找到了,进行分割 参数1 起始位置，参数2 截取长度
v.push_back(tmp);
start = pos + 1;
}
this->m_Record.insert(make_pair(index, v));
index++;
}
ifs.close();
}
//显示往届的记录
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");
}
//清空记录
void SpeechManager::clearRecord() {
cout << "确认清空？" << endl;
cout << "1、确认" << endl;
cout << "2、返回" << endl;
int select = 0;
cin >> select;
if (select == 1)
{
//打开模式 ios::trunc 如果存在删除文件并重新创建
ofstream ofs("speech.csv", ios::trunc);
ofs.close();
//初始化属性
this->initSpeech();
//创建选手
this->createSpeaker();
//获取往届记录
this->loadRecord();
cout << "清空成功！" << endl;
}
system("pause");
system("cls");
}
//退出系统
void SpeechManager::exist_System() {
cout << "欢迎下次使用" << endl;
system("pause");
exit(0);
}
//析构函数
SpeechManager::~SpeechManager() {
}
演讲比赛流程管理系统.app
#include "speechManager.h"
int main() {
SpeechManager sm;
srand((unsigned int)time(NULL));
int choice = 0;
while (true) {
sm.show_Menu();
cout << "请输入你的选择：" << endl;
cin >> choice;
switch (choice)
{
case 1:
sm.startSpeech();
break;
case 2:
sm.showRecord();
break;
case 3:
sm.clearRecord();
break;
case 0:
sm.exist_System();
break;
default:
system("cls");
break;
}
}
system("pause");
return 0;
}
