c++实现学校运动会管理系统

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/fanhansheng/article/details/80712439

#include <iostream>
#include <cstdio>
#include <string>
#include <windows.h>
#include <set>
#include <map>
using namespace std;
const int MAXN = 100005;
typedef long long LL;
map< pair<string, string>, int> mtable;//男生参赛成绩
map< pair<string, string>, int> wtable;//女生参赛成绩
multimap<string, string> parti;//学号对应参赛项目
set <string> st;//有哪些学生学号
map<string, int> mitem;//参加该项目的女学生数
map<string, int> witem;//参加该项目的男学生数
map<string, int> item;//项目数参加人数
map<string, int> acad;//学院的总得分
map<string, int> macad;//学院男生得分
map<string, int> wacad;//学院女生得分
int cnt;
struct student
{
    string number;
    string name;
    string acad;
    string sex;
    int participate;
} stu[MAXN];
void menu()
{
    cout<<"**************系统菜单功能项*****************\n";
    cout<<"1.运动会报名\n";
    cout<<"2.参赛信息查询\n";
    cout<<"3.竞赛检录\n";
    cout<<"4.竞赛成绩录入\n";
    cout<<"5.竞赛成绩查询\n";
    cout<<"6.竞赛成绩排序\n";
    cout<<"7.退出程序\n";
    return ;
}
void apply()//报名
{
    system("cls");
    string s1,s2,s3,s4,s5;
    cout<<"请输入学生信息\n";
    cout<<"请分别输入学生所属学院名，学生姓名，学生学号， 学生性别，学生参加的项目名\n";
    cin>>s1>>s2>>s3>>s4>>s5;
    if(st.find(s3)==st.end())
    {
        stu[cnt].acad=s1;
        stu[cnt].name=s2;
        stu[cnt].number=s3;
        stu[cnt].sex=s4;
        stu[cnt++].participate++;
        st.insert(s3);
    }
    else
    {
        for(int i=0; i<cnt; ++i)
        {
            if(s3==stu[i].number)
            {
                if(stu[i].participate+1<=3)
                    stu[i].participate++;
                else
                {
                    printf("此学生已经报满3项，无法继续填报\n");
                    return ;
                }
            }
        }
    }
    parti.insert(make_pair(s3,s5));
    acad.insert(make_pair(s1,0));
    item[s5]++;
    if(s4=="男")
    {
        mitem[s5]=mitem[s5]+1;
        macad.insert(make_pair(s1,0));
        mtable[pair<string, string>(s3,s5)]=0;
    }
    else
    {
        witem[s5]=witem[s5]+1;
        wacad.insert(make_pair(s1,0));
        wtable[pair<string, string>(s3,s5)]=0;
    }
    return ;
}
void query()//查询
{
    printf("信息查询的结果如下\n");
    for(int i=0; i<cnt; ++i)
    {
        cout<<"学生学号"<<stu[i].number<<"  "<<"学生姓名"<<stu[i].name<<"  "<<"学生性别"<<stu[i].sex<<"  "<<"学生所属院系"<<stu[i].acad<<"  "<<"学生参加项目数"<<stu[i].participate<<endl;;
        cout<<"同学姓名："<<" "<<stu[i].name<<" "<<"参加了以下项目\n";
        multimap<string,string>::iterator it=parti.begin();
        for(; it!=parti.end(); it++)
        {
            if(it->first==stu[i].number)
            {
                cout<<it->second<<"  ";
            }
        }
        cout<<"\n";
    }
    return ;
}
void registration()//检录
{
    system("cls");
    cout<<"请输入即将检录的比赛项目名字"<<endl;
    string s;
    cin>>s;
    cout<<"请一下同学前来检录"<<"\n";
    int flag=0;
    multimap<string, string>::iterator it = parti.begin();
    for(; it!=parti.end(); ++it)
    {
        if(it->second==s)
        {
            flag=1;
            cout<<it->first<<endl;
        }
    }
    if(!flag)
        cout<<"没有人报名该比赛\n"<<endl;
    return ;
}
void record()//录入成绩
{
    printf("请输入学生学号，和项目名字以及项目的名次\n");
    string s1,s2;
    int grade, ans=0;
    cin>>s1>>s2>>grade;
    for(int i=0; i<cnt; ++i)
    {
        if(stu[i].number==s1)
        {
            if(stu[i].sex=="男")
            {
                if(mitem[s2]>6)
                {
                    if(grade==1)
                        ans=7;
                    else if(grade==2)
                        ans=5;
                    else if(grade==3)
                        ans=3;
                    else if(grade==4)
                        ans=2;
                    else if(grade==5)
                        ans=1;
                    else
                        ans=0;
                }
                else
                {
                    if(grade==1)
                        ans=5;
                    else if(grade==2)
                        ans=3;
                    else if(grade==3)
                        ans=2;
                    else
                        ans=0;
                }
                macad[stu[i].acad]+=ans;
                mtable[pair<string,string>(s1,s2)]=ans;
            }
            else
            {
                if(witem[s2]>6)
                {
                    if(grade==1)
                        ans=7;
                    else if(grade==2)
                        ans=5;
                    else if(grade==3)
                        ans=3;
                    else if(grade==4)
                        ans=2;
                    else if(grade==5)
                        ans=1;
                    else
                        ans=0;
                }
                else
                {
                    if(grade==1)
                        ans=5;
                    else if(grade==2)
                        ans=3;
                    else if(grade==3)
                        ans=2;
                    else
                        ans=0;
                }
                wacad[stu[i].acad]+=ans;
                wtable[pair<string, string>(s1,s2)]=ans;
            }
            acad[stu[i].acad]+=ans;
        }
    }
}
void menu2()
{
    cout<<"1.按学院查看\n";
    cout<<"2.按参赛项目查看\n";
    cout<<"3.按参赛运动员查看\n";
    cout<<"4.退出\n";
    cout<<"请输入您的选择\n";
    return ;
}
void query_contest1()
{
    map<string, int>::iterator it=acad.begin();
    for(; it!=acad.end(); ++it)
    {
        cout<<"学院名字："<<it->first<<endl;
        for(int i=0; i<cnt; ++i)
        {
            if(stu[i].acad==it->first)
            {
                multimap<string, string>::iterator iter=parti.begin();
                for(; iter!=parti.end(); ++iter)
                {
                    if(stu[i].number!=iter->first)
                        continue;
                    if(stu[i].sex=="男")
                        cout<<"姓名: "<<stu[i].name<<"项目: "<<iter->second<<"成绩: "<<mtable[pair<string,string>(iter->first,iter->second)]<<endl;
                    else
                        cout<<"姓名: "<<stu[i].name<<"项目: "<<iter->second<<"成绩: "<<wtable[pair<string,string>(iter->first,iter->second)]<<endl;
                }
            }
        }
    }
}
void query_contest2()
{
    map<string, int>::iterator it=item.begin();
    for(; it!=item.end(); it++)
    {
        cout<<"项目名称:"<<it->first<<endl;
        multimap<string, string>::iterator iter=parti.begin();
        for(; iter!=parti.end(); iter++)
        {
            if(iter->second==it->first)
            {
                for(int i=0; i<cnt; ++i)
                {
                    if(iter->first==stu[i].number)
                    {
                        if(stu[i].sex=="男")
                            cout<<"姓名: "<<stu[i].name<<"项目: "<<iter->second<<"成绩: "<<mtable[pair<string,string>(iter->first,iter->second)]<<endl;
                        else
                            cout<<"姓名: "<<stu[i].name<<"项目: "<<iter->second<<"成绩: "<<wtable[pair<string,string>(iter->first,iter->second)]<<endl;
                    }
                }
            }
        }
    }
}
void query_contest3()
{
    for(int i=0; i<cnt; ++i)
    {
        cout<<"姓名: "<<stu[i].name<<"\n";
        multimap<string, string>::iterator iter=parti.begin();
        for(; iter!=parti.end(); iter++)
        {
            if(iter->first==stu[i].number)
            {
                if(stu[i].sex=="男")
                    cout<<"项目: "<<iter->second<<"成绩: "<<mtable[pair<string,string>(iter->first,iter->second)]<<endl;
                else
                    cout<<"项目: "<<iter->second<<"成绩: "<<wtable[pair<string,string>(iter->first,iter->second)]<<endl;
            }
        }
    }
}
void query_contest()//比赛成绩查询
{
    system("cls");
    menu2();
    int op;
    if(cnt==0)
    {
        printf("当前无人报名比赛，请先报名比赛\n");
        return ;
    }
    scanf("%d", &op);
    switch(op)
    {
    case 1:
        query_contest1();
        break;
    case 2:
        query_contest2();
        break;
    case 3:
        query_contest3();
        break;
    case 4:
        return;
        break;
    default:
        printf("输入有误，请重新输入\n");
    }
}
void sort_contest()//比赛成绩排序
{
    int Size=acad.size();
    for(int i=0; i<Size; ++i)
    {
        int Max=-1;
        string Maxs="";
        map<string, int >::iterator it = acad.begin();
        map<string, int >::iterator iter;
        for(; it!=acad.end(); ++it)
        {
            if(Max<it->second)
            {
                Max=it->second;
                Maxs=it->first;
                iter=it;
            }
        }
        acad.erase(iter);
        cout<<"学院名称："<<Maxs<<"  学院总分："<<Max<<endl;
        cout<<"男生总得分:"<<macad[Maxs]<<"   女生总得分"<<wacad[Maxs]<<endl;
    }
}
int main()
{
    int op;
    cout<<("**************学校运动会管理系统*****************\n");
//    printf("请分别输入参赛学院个数，男子竞赛项目数和女子竞赛项目数\n");
//    scanf("%d %d %d", &c, &n, &m);
//    if(c<0||n<0||m<0)
//    {
//        printf("输入值有误，请重新输入\n");
//        scanf("%d %d %d", &c, &n, &m);
//    }
    cnt=0;
    while(1)
    {
        menu();
        scanf("%d", &op);
        switch(op)
        {
        case 1:
            apply();
            break;
        case 2:
            query();
            break;
        case 3:
            registration();
            break;
        case 4:
            record();
            break;
        case 5:
            query_contest();
            break;
        case 6:
            sort_contest();
            break;
        case 7:
            return 0;
            break;
        default:
            cout<<"错误输入， 请重新输入\n";
            break;
        }
    }
    return 0;
}