这是贪吃蛇游戏的代码

怕有人看不到，再发了一次，可运行，能自行调节属性，有注释。

#include<iostream> 
#include<windows.h> 
#include<conio.h> 
#include<time.h> 
#include<stdlib.h> 
#include<cmath>
using namespace std; 
const int N=21;
void Get_xy(int x,int y) //定位光标位置 
{ 
    HANDLE hout; 
    COORD pos; 
    pos.X=x*2; 
    pos.Y=y; 
    hout=GetStdHandle(STD_OUTPUT_HANDLE); 
    SetConsoleCursorPosition(hout,pos); 
} 
void Color(int num) //设置颜色 
{ 
    HANDLE hout; 
    hout=GetStdHandle(STD_OUTPUT_HANDLE); 
    SetConsoleTextAttribute(hout,num); 
} 
void Initial() //初始化 
{ 
    int i,j; 
    int wall[N+2][N+2]={{0}}; 
    for(i=1;i<=N;i++) 
    for(j=1;j<=N;j++) 
    wall[i][j]=1;  
    Color(11); 
    for(i=0;i<N+2;i++) 
    {    
        for(j=0;j<N+2;j++) 
        { 
            if(wall[i][j]) 
            cout<<"■"; 
            else cout<<"□"; 
        } 
        cout<<endl; 
    } 
    Get_xy(N+3,1); Color(20); 
    cout<<"按'W','S','A','D'进行操作"<<endl; 
    Get_xy(N+3,2); Color(20); 
    cout<<"按任意键暂停"<<endl; 
    Get_xy(N+3,3); Color(20); 
    cout<<"得分："<<endl; 
} 
void game() 
{ 
    int** snake=NULL; 
    int len=1; 
    int i; 
    int score=0; 
    int apple[2]; 
    int tail[2]; 
    char ch='p'; 
    Initial(); 
    srand((unsigned)time(NULL)); 
    apple[0]=rand()%N+1; 
    apple[1]=rand()%N+1; 
    Get_xy(apple[0],apple[1]); 
    Color(12); 
    cout<<"●"<<endl; 
    snake=(int**)realloc(snake,sizeof(int*)*len); 
    for(i=0;i<len;i++) 
    snake[i]=(int*)malloc(sizeof(int)*2); 
    snake[0][0]=N/2; 
    snake[0][1]=N/2+1; 
    Get_xy(snake[0][0],snake[0][1]); Color(14); 
    cout<<"⊙"<<endl; 
    int flag=1; 
    while(1) 
    { 
        if(flag) 
        { 
        tail[0]=snake[len-1][0]; 
        tail[1]=snake[len-1][1]; 
        Get_xy(tail[0],tail[1]); 
        Color(11); 
        cout<<"■"<<endl; 
        } 
        flag=1; 
        for(i=len-1;i>0;i--) 
        { 
            snake[i][0]=snake[i-1][0]; 
            snake[i][1]=snake[i-1][1]; 
            Get_xy(snake[i][0],snake[i][1]); 
            Color(14); 
            cout<<"■"<<endl; 
        } 
        if(kbhit()) 
        { 
            Get_xy(0,N+3); 
            ch=getche(); 
        }  
        switch(ch) 
        { 
            case 'W': 
            case 'w': snake[0][1]--; break; 
            case 'S': 
            case 's': snake[0][1]++; break; 
            case 'A': 
            case 'a': snake[0][0]--; break; 
            case 'D': 
            case 'd': snake[0][0]++; break; 
            default :break; 
        } 
        for(i=1;i<len;i++) 
        { 
            if(snake[0][0]==snake[i][0] && snake[0][1]==snake[i][1]) 
            { 
                Get_xy(N/2,N/2); Color(30); 
                cout<<"Game over!"<<endl; 
                exit(0); 
            } 
        } 
        Get_xy(snake[0][0],snake[0][1]); 
        Color(14); cout<<"⊙"<<endl; 
        Sleep(abs(200-0.5*score)); 
        if(snake[0][0]==apple[0] && snake[0][1]==apple[1]) 
        { 
            flag=0; score++; len++; srand((unsigned)time(NULL)); 
            snake=(int**)realloc(snake,sizeof(int*)*len); 
            snake[len-1]=(int*)malloc(sizeof(int)*2); 
            Get_xy(N+6,3); Color(20); cout<<score<<endl; 
            apple[0]=rand()%N+1; apple[1]=rand()%N+1; 
            Get_xy(apple[0],apple[1]); 
            Color(12); 
            cout<<"●"<<endl; 
        } 
        if(snake[0][0]==-1 || snake[0][0]==N+1 || snake[0][1]==-1 || snake[0][1]==N+1) 
        { 
            Get_xy(N/2,N/2); Color(30); 
            cout<<"Game Over!"<<endl; 
            for(i=0;i<len;i++) 
            free(snake[i]); 
            Sleep(INFINITE); 
            exit(0); 
        } 
        if(len>=N*N-1) 
        { 
            Get_xy(N/2,N/2); Color(30); 
            cout<<"Win!"<<endl; 
            for(i=0;i<len;i++)  
            free(snake[i]); 
            Sleep(INFINITE); 
            exit(0); 
        } 
    } 
} 
int main() 
{ 
    game(); 
}