控制台输入输出

#include <bits/stdc++.h>
#include <windows.h>
#include <conio.h>//控制台输入输出头文件 
using namespace std;
int main(){
	HANDLE handle=GetStdHandle(STD_OUTPUT_HANDLE);//获取标准输出的句柄 
	COORD coord={0,0};//保存光标坐标
	SetConsoleCursorPosition(handle,coord);
	cout<<"HH";
	while(1){
		if(kbhit()){
			SetConsoleCursorPosition(handle,coord);
			cout<<"  ";
			int key=getch();
			switch(key){
				case 72: coord.Y--;break;
				case 75: coord.X--;break;
				case 77: coord.X++;break;
				case 80: coord.Y++;break;
				default: break;
			}
		}	SetConsoleCursorPosition(handle,coord);
			cout<<"HH";
	}
	return 0; 
}

　　双人

#include<iostream>
#include<windows.h>
#include<conio.h>//控制台输入输出头文件
using namespace std;
int main(){
    HANDLE handle=GetStdHandle(STD_OUTPUT_HANDLE);//获取标准输出的句柄
    COORD coord1={0,0};//保存光标坐标
    COORD coord2={0,1};
    SetConsoleCursorPosition(handle,coord1);
    cout<<"11";
    SetConsoleCursorPosition(handle,coord2);
    cout<<"22";
    while(1){
        if(kbhit()){
            int key=getch();
            if(key==72||key==75||key==77||key==80){
                SetConsoleCursorPosition(handle,coord1);
                cout<<"  ";
            }
            if(key==83||key==65||key==68||key==87){
                SetConsoleCursorPosition(handle,coord2);
                cout<<"  ";
            }
            switch(key){
                case 72: coord1.Y--;break;
                case 75: coord1.X--;break;
                case 77: coord1.X++;break;
                case 80: coord1.Y++;break;
                case 87: coord2.Y--;break;
                case 65: coord2.X--;break;
                case 68: coord2.X++;break;
                case 83: coord2.Y++;break;
                default: break;
            }
            SetConsoleCursorPosition(handle,coord1);
            cout<<"11";
            SetConsoleCursorPosition(handle,coord2);
            cout<<"22";
        }
    }
    return 0;
}

　　两行一个整体

#include<iostream>
#include<windows.h>
#include<conio.h>//控制台输入输出头文件
using namespace std;
int main(){
    HANDLE handle=GetStdHandle(STD_OUTPUT_HANDLE);//获取标准输出的句柄
    COORD coord1={0,0};//保存光标坐标
    COORD coord2={0,1};
    SetConsoleCursorPosition(handle,coord1);
    cout<<"11";
    SetConsoleCursorPosition(handle,coord2);
    cout<<"22";
    while(1){
        if(kbhit()){
            int key=getch();
            SetConsoleCursorPosition(handle,coord1);
            cout<<"  ";
            SetConsoleCursorPosition(handle,coord2);
            cout<<"  ";
            switch(key){
                case 72: coord1.Y--;coord2.Y--;break;
                case 75: coord1.X--;coord2.X--;break;
                case 77: coord1.X++;coord2.X++;break;
                case 80: coord1.Y++;coord2.Y++;break;
                default: break;
            }
            SetConsoleCursorPosition(handle,coord1);
            cout<<"11";
            SetConsoleCursorPosition(handle,coord2);
            cout<<"22";
        }
    }
    return 0;
}