基于C++的演讲比赛流程管理系统源码+详细文档

#include "speechManager.h" ////构造函数//// SpeechManager::SpeechManager() { //初始化 this->initSpeech(); //创建选手 this->createSpeaker(); //加往届 this->loadRecord(); } ////析构函数//// SpeechManager::~SpeechManager() { } ////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; } ////退出系统//// void SpeechManager::exitSystem() { cout << "欢迎下次使用！" << endl; system("pause"); exit(0); } ////容器初始化//// void SpeechManager::initSpeech() { this->v1.clear(); this->v2.clear(); this->vVictory.clear(); this->m_Index = 1; 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; for (int i = 0; i < 2; i++) { sp.m_Score[i] = 0; } //12名选手编号 this->v1.push_back(i + 10001); //选手编号 以及对应的选手 存放到map容器中 this->m_Speaker.insert(make_pair(i + 10001, sp)); } } ////开始比赛//// void SpeechManager::startSpeech() { ////第1轮//// //抽签 this->speechDraw(); //比赛 this->speechContest(); //显示结果 this->showScore(); ////第2轮//// this->m_Index++; //抽签 this->speechDraw(); //比赛 this->speechContest(); //显示结果 this->showScore(); ////保存分数//// this->saveRecord(); ////重置比赛//// this->initSpeech(); ////创建选手//// this->createSpeaker(); ////加往届数据//// this->loadRecord(); cout << "本届比赛完毕！" << endl; } ////抽签//// void SpeechManager::speechDraw() { cout << "第 << " << this->m_Index << " >> 轮比赛选手正在抽签" << endl; cout << "---------------------" << endl; cout << "抽签后演讲顺序如下：" << endl; if (this->m_Index == 1) { random_shuffle(v1.begin(), v1.end()); for (vector<int>::iterator it = v1.begin(); it != v1.end(); it++) { cout << *it << " "; } cout << endl; } else { random_shuffle(v2.begin(), v2.end()); for (vector<int>::iterator it = v2.begin(); it != v2.end(); it++) { cout << *it << " "; } cout << endl; } cout << "---------------------" << endl; system("pause"); cout << endl; } ////比赛//// void SpeechManager::speechContest() { cout << "------------- 第" << this->m_Index << "轮正式比赛开始：------------- " << endl; multimap<double, int, greater<int>> groupScore; //临时容器，保存key分数 value 选手编号 int num = 0; //记录人员数，6个为1组 vector <int>v_Src; //比赛的人员容器 if (this->m_Index == 1) { v_Src = v1; } else { v_Src = v2; } //遍历所有参赛选手 for (vector<int>::iterator it = v_Src.begin(); it != v_Src.end(); it++) { num++; //评委打分 deque<double>d; for (int i = 0; i < 10; i++) { double score = (rand() % 401 + 600) / 10.f; // 600 ~ 1000 //cout << score << " "; d.push_back(score); } sort(d.begin(), d.end(), greater<double>()); //排序 d.pop_front(); //去掉最高分 d.pop_back(); //去掉最低分 double sum = accumulate(d.begin(), d.end(), 0.0f); //获取总分 double avg = sum / (double)d.size(); //获取平均分 //每个人平均分 //cout << "编号： " << *it << " 选手： " << this->m_Speaker[*it].m_Name << " 获取平均分为： " << avg << endl; //打印分数 this->m_Speaker[*it].m_Score[this->m_Index - 1] = avg; //6个人一组，用临时容器保存 groupScore.insert(make_pair(avg, *it)); if (num % 6 == 0) { cout << "第" << num / 6 << "小组比赛名次：" << endl; for (multimap<double, int, greater<int>>::iterator it = groupScore.begin(); it != groupScore.end(); it++) { 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; } int count = 0; //取前三名 for (multimap<double, int, greater<int>>::iterator it = groupScore.begin(); it != groupScore.end() && count < 3; it++, count++) { if (this->m_Index == 1) { v2.push_back((*it).second); } else { vVictory.push_back((*it).second); } } groupScore.clear(); cout << endl; } } cout << "------------- 第" << this->m_Index << "轮比赛完毕 ------------- " << endl; system("pause"); } ////显示分数//// void SpeechManager::showScore() { cout << "---------第" << this->m_Index << "轮晋级选手信息如下：-----------" << endl; vector<int>v; if (this->m_Index == 1) { v = v2; } else { v = vVictory; } for (vector<int>::iterator it = v.begin(); it != v.end(); it++) { cout << "选手编号：" << *it << " 姓名： " << m_Speaker[*it].m_Name << " 得分： " << m_Speaker[*it].m_Score[this->m_Index - 1] << endl; } cout << endl; system("pause"); system("cls"); this->show_menu(); } ////保存记录//// void SpeechManager::saveRecord() { ofstream ofs; ofs.open("speech.csv", ios::out | ios::app); // 用输出的方式打开文件 -- 写文件 //将每个人数据写入到文件中 for (vector<int>::iterator it = vVictory.begin(); it != vVictory.end(); it++) { ofs << *it << "," << m_Speaker[*it].m_Score[1] << ","; } ofs << endl; //关闭文件 ofs.close(); cout << "记录已经保存" << endl; } void SpeechManager::loadRecord() { ifstream ifs("speech.csv", ios::in); //输入流对象 读取文件 if (!ifs.is_open()) { this->fileIsEmpty = true; cout << "文件不存在！" << endl; ifs.close(); return; } 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); //读取的单个字符放回去 string data; int index = 0; while (ifs >> data) { //cout << data << endl; vector<string>v; 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(); } void SpeechManager::showRecord() { 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"); } 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()