学校演讲比赛,12人,两轮,第一轮淘汰赛,第二轮决赛
选手编号 [ 10001 - 10012 ]
分组比赛 每组6人
10个评委 去除最高分 最低分,求平均分 为该轮成绩
每组淘汰后三名,前三名晋级决赛
决赛 前三名胜出
每轮 比赛过后 要显示晋级选手信息
(点击此处-下载源代码)
- 开始演讲比赛:完成 一整届比赛流程,每阶段给用户提示,任意键进入下一阶段
- 查看往届记录:查看比赛前三名结果,每次比赛都记录到文件中,用*.csv存储
- 清空记录:将文件中数据清空
- 退出程序:将文件中数据清空
speechManager.h
#pragma once
#include <iostream>
#include <vector>
#include <map>
#include <algorithm>
#include <deque>
#include <functional>
#include <numeric>
#include <fstream>
#include"speaker.h"
using namespace std;
/*
1.提供惨淡界面与用户交互
2.对演讲比赛流程进行控制
3.与文件读写交互
*/
class SpeechManager
{
public:
vector<int> v1; //比赛选手 12人 第一轮
vector<int> v2; //第一轮晋级 6人
vector<int> vVectory; //晋级 3人
map<int, Speaker> m_Speaker;//编号,具体选手 map容器
int m_Index; //比赛轮数
map<int, vector<string>> m_Record; //存放往届记录
bool fileIsEmpty; //file是否为空
SpeechManager();
void show_Menu();
void initSpeech(); //初始化容器属性
void createSpeaker(); //创建12名选手
void exit_Sys_0();
void speechDraw(); //抽签
void speechContest(); //竞赛
void showScore(); //显示得分
void saveRecord(); //Save 记录
void startSpeech_1(); //开始整个流程
void loadRecode(); //读取往届记录
void showRecode_2(); //查看记录
void clearRecode_3();
~SpeechManager();
};
class printVectorInt{
public:
void operator()(int val) {
cout << val << " ; ";
}
};
speaker.h
#pragma once
#include <iostream>
using namespace std;
class Speaker
{
public:
void setSpeakerName(string name);
void setSpeakerS1(double a);
void setSpeakerS2(double a);
string getName();
double* getScore();
private:
string m_Name;
double* m_Score = new double[2]; //两轮得分,数组
};
SpeechCompetition_Sys.cpp
#include<iostream>
#include<string>
#include <ctime>
#include"speechManager.h"
#include"speaker.h"
using namespace std;
int main() {
srand((unsigned int)time(NULL));
SpeechManager sm;
//test:
//for (map<int, Speaker>::iterator it = sm.m_Speaker.begin(); it != sm.m_Speaker.end(); ++it) {
// double* arr = it->second.getScore();
// cout << "Test ID: " << it->first
// << "\t Name: " << it->second.getName()
// << "\t Score: " << arr[0] << endl;
//}
int inputChoice = -1;
while (1) {
sm.show_Menu();
cout << "Please input Your Choice :" << endl;
cin >> inputChoice;
switch (inputChoice) {
case 1: //开始比赛
sm.startSpeech_1();
break;
case 2: //往届记录
sm.showRecode_2();
break;
case 3: //清空记录
sm.clearRecode_3();
break;
case 0: //退出
sm.exit_Sys_0();
break;
default:
system("cls");
break;
}
}
system("pause");
return 0;
}
speaker.cpp
#include"speaker.h"
#include<string>
using namespace std;
void Speaker::setSpeakerName(string name) {
this->m_Name = name;
}
void Speaker::setSpeakerS1(double a) {
this->m_Score[0] = a;
}
void Speaker::setSpeakerS2(double a) {
this->m_Score[1] = a;
}
string Speaker::getName() {
return m_Name;
}
double* Speaker::getScore() {
return this->m_Score;
/*
Speaker s;
string name = "GodOuO";
double score[2] = { 12,34.5 };
s.setSpeaker(name, score);
double* arr = s.getScore();
cout << arr[0] << arr[1];
delete[] arr;
*/
}
speechManager.cpp
#include"speechManager.h"
SpeechManager::SpeechManager()
{
this->initSpeech(); //初始化容器属性
this->createSpeaker(); //创建12名选手
this->loadRecode(); //加载数据
}
void SpeechManager::show_Menu() {
cout << "*******************************" << endl
<< "*****SpeechCompetition_Sys*****" << endl
<< "**********#1.Start **********" << endl
<< "**********#2.Histry **********" << endl
<< "**********#3.Clean **********" << endl
<< "**********#0.Quit **********" << endl << endl;
}
void SpeechManager::exit_Sys_0() {
cout << "Bye Bye !!!" << endl;
system("pause");
exit(0);
}
void SpeechManager::initSpeech() {
//容器置空
this->v1.clear();
this->v2.clear();
this->vVectory.clear();
this->m_Speaker.clear();
//index置空
this->m_Index = 1;
this->m_Speaker.clear();
}
void SpeechManager::createSpeaker() {
string nameSpace = "ABCDEFGHIJKL";
for (int i = 0; i < nameSpace.length(); ++i)
{
string name = "Name";
name += nameSpace[i];
Speaker s;
s.setSpeakerName(name);
s.setSpeakerS1(0.0);
s.setSpeakerS2(0.0);
this->v1.push_back(i + 10001); //选手编号 存入v1
this->m_Speaker.insert(make_pair(i + 10001, s));//选手编号 和对应选手 存入map
}
}
void SpeechManager::speechDraw() {
cout << "The No.(" << this->m_Index << ") Round's Player is Drawing..." << endl
<< "-----------------------------------------------------" << endl
<< "The Order is :" << endl;
if (1 == this->m_Index) { //Round 1
random_shuffle(v1.begin(),v1.end());
for_each(v1.begin(), v1.end(), printVectorInt());
}
else if (2 == this->m_Index) { //Round 2
random_shuffle(v2.begin(), v2.end());
for_each(v2.begin(), v2.end(), printVectorInt());
}
cout <<endl
<< "-----------------------------------------------------" << endl;
system("pause");
cout << endl;
}
void SpeechManager::speechContest() {
cout << "The No.(" << this->m_Index << ") Round's Contest is Fighting..." << endl
<< "-----------------------------------------------------" << endl;
vector<int> v_Player; //比赛选手容器
multimap<double, int, greater<double>> groupScore; //准备临时容器,存放小组成绩
int num = 0; //记录人员个数 6人一组
if (1 == this->m_Index) {
v_Player = this->v1;
}
else if (2 == this->m_Index) {
v_Player = this->v2;
}
for (vector<int>::iterator it= v_Player.begin(); it != v_Player.end(); ++it){ //遍历所有选手
deque<double> d; //评委打分
++num; //统计人数
for (int i = 0; i < 10; ++i)
{
double score = (rand() % 401 + 600) / 10.f; //(600-1000) /10.f
//test:
// cout<<"Test:"<<endl;
//cout << score << " ; ";
d.push_back(score);
}
//cout << endl;
sort(d.begin(), d.end(), greater<double>()); //倒叙排序
d.pop_front(); //del Top
d.pop_back(); //del Last
double sum = accumulate(d.begin(), d.end(), 0.0f); //起始累加值 0.0f小数
double avg = sum / (double)d.size(); //平均分
if (1 == m_Index)
this->m_Speaker[*it].setSpeakerS1(avg); //平均分 存入 map容器
else if(2 == m_Index)
this->m_Speaker[*it].setSpeakerS2(avg); //平均分 存入 map容器
groupScore.insert(make_pair(avg, *it)); //key =平均成绩,value =ID
if (0 == num % 6) { //每六个人 取前三
cout << "No.<" << num / 6 << "> group‘s Contest List: " << endl
<< "-----------------------------------------------------" << endl;
for (multimap<double,int,greater<double>>::iterator it = groupScore.begin(); it != groupScore.end(); ++it)
{
double* arr = this->m_Speaker[it->second].getScore();
cout << "ID: " << it->second
<< "\tName: " << this->m_Speaker[it->second].getName()
<< "\tScore: " << arr[this->m_Index - 1]<<endl;
}
//取走前三
int count = 0;
for (multimap<double, int, greater<double>>::iterator it = groupScore.begin(); it != groupScore.end() && count < 3; ++it,++count)
{
if (1 == this->m_Index)
this->v2.push_back((*it).second);
else
this->vVectory.push_back((*it).second);
}
groupScore.clear(); //del 缓存 组成绩
cout << endl;
}
/*
cout << "Test:" << endl;
double* arr = this->m_Speaker[*it].getScore();
cout << "ID: " << *it
<< "\tName: " << this->m_Speaker[*it].getName()
<< "\tScore: " << arr[0];
*/
}
cout << "No.(" << this->m_Index << ") group‘s Contest Done!!! " << endl;
system("pause");
cout << endl;
}
void SpeechManager::showScore() {
cout << "The No.(" << this->m_Index << ") Round's Winner List:" << endl
<< "-----------------------------------------------------" << endl;
vector<int> v;
if (1 == this->m_Index)
{
v = v2;
}
else if (2 == this->m_Index) {
v = vVectory;
}
for (vector<int>::iterator it = v.begin(); it!= v.end(); ++it)
{
double* arr = this->m_Speaker[*it].getScore();
cout << "ID: " << *it
<< "\tName: " << this->m_Speaker[*it].getName()
<< "\tScore: " << arr[this->m_Index - 1] << endl;
}
cout << endl;
system("pause");
system("cls");
this->show_Menu();
}
void SpeechManager::saveRecord() {
ofstream ofs;
ofs.open("speech.csv",ios::out | ios::app); //追加 写入
for (vector<int>::iterator it = vVectory.begin(); it != vVectory.end(); ++it) //数据写入文件
{
double* arr = this->m_Speaker[*it].getScore(); //冠亚季三人
ofs << *it << "," << arr[1] << ",";
}
ofs << endl;
ofs.close();
this->fileIsEmpty = false;
cout << "Save it!!!" << endl;
}
void SpeechManager::startSpeech_1(){
//第一轮比赛:1.抽签;2.比赛;3.显示结果
this->speechDraw();
this->speechContest();
this->showScore();
//第二轮比赛:1.抽签;2.比赛;3.显示结果
++m_Index;
this->speechDraw();
this->speechContest();
this->showScore();
//保存分数到文件
this->saveRecord();
//重置比赛,获取记录
this->initSpeech(); //初始化容器属性
this->createSpeaker(); //创建12名选手
this->loadRecode(); //加载数据
cout << endl << "This Round is Finished!!!" << endl;
system("pause");
system("cls");
}
void SpeechManager::showRecode_2() {
if (this->fileIsEmpty)
{
cout << "File is Empty!!!" << endl;
}
else {
for (int i = 0; i < this->m_Record.size(); ++i)
{
cout << " NO.(" << i + 1 << ") Round Champion's ID: " << this->m_Record[i][0]
<< "\tScore: " << this->m_Record[i][1] << endl;
cout << " NO.(" << i + 1 << ") Round <No.2>'s ID: " << this->m_Record[i][2]
<< "\tScore: " << this->m_Record[i][3] << endl;
cout << " NO.(" << i + 1 << ") Round <No.3>'s ID: " << this->m_Record[i][4]
<< "\tScore: " << this->m_Record[i][5] << endl;
}
}
system("pause");
system("cls");
}
void SpeechManager::loadRecode() {
ifstream ifs("speech.csv", ios::in);
if (!ifs.is_open()) //文件不存在
{
this->fileIsEmpty = true;
//cout << "File is NOT Exist !!!" << endl;
ifs.close();
return;
}
//文件清空
char c;
ifs >> c;
if (ifs.eof()) {
this->fileIsEmpty = true;
//cout << "File is Empty !!!" << endl;
ifs.close();
return;
}
this->fileIsEmpty = false;
ifs.putback(c); //将上文读取单个字符 存回
string data;
int index = 0; //第几届
while (ifs >> data) {
//test:
//cout << data << endl;
int loc = -1; //查到’,‘ loc
int start = 0;
vector<string> vtemp; //存放 6个 string 字符串
while (1)
{
loc = data.find(",", start);
if (-1 == loc) { //未找到 ’,‘
break;
}
string temp = data.substr(start, loc - start);
//test:
//cout << temp << endl;
vtemp.push_back(temp);
start = loc + 1;
}
this->m_Record.insert(make_pair(index, vtemp));
++index;
}
ifs.close();
// test:
// for (map<int,vector<string>>::iterator it = this->m_Record.begin(); it != this->m_Record.end() ; ++it)
//{
// cout << it->first
// << " Winner ID: " << it->second[0]
// << "\tScore: " << it->second[1] << endl;
//}
}
void SpeechManager::clearRecode_3(){
cout << endl << "Sure ?" << endl << "1.Yes" << endl << "2.No" << endl;
int select = 0;
cin >> select;
if (1 == select) {
//ios::trunc 如果文件存在,删除文件 重新创建
ofstream ofs("speech.csv", ios::trunc);
ofs.close();
//初始化
this->initSpeech(); //初始化容器属性
this->createSpeaker(); //创建12名选手
this->loadRecode(); //加载数据
cout << "Clean Done!" << endl;
}
system("pause");
system("cls");
}
SpeechManager::~SpeechManager()
{
}