c++基础代码

#include<iostream>
using namespace std;
#include<ctime>
#include<string>
void grade(int sum, string computername)
{
    cout << "****************************" << endl;
    cout << "最后结果为：";
    if (sum == 0)
    {
        cout << "平局" << endl;
    }
    if (sum >= 1)
    {
        cout << "你赢了" << endl;
    }
    if(sum<=-1)
    {
        cout << computername << "赢" << endl;
    }
}
int iswin(int player, int computer, string computername)
{
    if (player == computer)
    {
        cout << "平局" << endl;
        return 0;
    }
    if(player<computer)
    {
        if(computer!=3)
        {
            cout<<"你赢了"<<endl;
            return 1;
        }
        cout<<computername<<"赢"<<endl;
        return -1;
    }
    if(player>computer)
    {
        if(computer!=2)
        {
            cout<<"你赢了"<<endl;
            return 1;
        }
        cout<<computername<<"赢"<<endl;
        return -1;
    }
    cout << "*****************************" << endl;
}
void game()
{
    int sum = 0;
    string shoushi[4] = { " ","石头","剪刀","布" };
    string computername[4] = { " ","张三","李四","王五" };
    srand((unsigned int)time(NULL));
    int select = 0;
    cout << "猜拳游戏（三局两胜）" << endl;
    cout << "玩家：";
    cout << "1.张三 2.李四 3.王五" << endl;
    int select1;
    cout << "请输入对弈的玩家：";
    cin >> select1;
    cout << "您选择的玩家是:" << computername[select1] << endl;
    cout << "1.石头" << endl;
    cout << "2.剪刀" << endl;
    cout << "3.布" << endl;
    for (int i = 1; i <= 3; i++)
    {
        cout << "请您输入手势：";
        cin >> select;
        int computer = rand() % 2 + 1;
        cout << "您出" << shoushi[select] << endl;
        cout <<computername[select1]<< "出" << shoushi[computer] << endl;
        int a = iswin(select, computer, computername[select1]);
        sum = sum + a;
        if (sum == 2 || sum == -2)
        {
            break;
        }
    }
    grade(sum, computername[select1]);
}

int main()
{
    cout << "*************<<猜拳游戏>>*************" << endl;
    cout << "*************1.进入游戏****************" << endl;
    cout << "*************2.退出游戏****************" << endl;
    while (true)
    {
        cout << "请输入数字进行操作：";
        int n = 0;
        cin >> n;
        if (n==1||n==2)
        {
            switch (n)
            {
            case 1:
                game();
                break;
            case 2:
                cout << "欢迎下次使用！" << endl;
                return 0;
            }
        }
        else
        {
            cout << "输入错误，请退出重试！" << endl;
            return 0;
        }
        cout << "1.在玩一次" << endl;
        cout << "2.退出游戏" << endl;
    }

    return 0;
}

效果

猜拳游戏（简单易懂）_i++

感兴趣的可以试试！