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  1. #include <windows.h>
  2. #include <iostream>
  3. #include <stdio.h>
  4. #include <conio.h>
  5. #include <time.h>
  6. using namespace std ;
  7.  
  8. const int N = 23;
  9.  
  10. struct Point {
  11.     int x,y;
  12.     void set(int X, int Y) {x=X; y=Y;}
  13. };
  14.  
  15. HANDLE hIn, hOut;                           //I/O 控制器
  16. Point  body[32], cookie, v = {-2,0};        //體塊, 食物, 移動向量,
  17. char   room[N][N*2+4];                      //房間
  18. int    delay_time = 100;                    //延遲時間
  19. int    x1=2,y1=1,x2=(N-1)*2,y2=N-1, len=2;  //房間邊界, 身長
  20. bool   bExit = false;                       //是否持續遊戲
  21.  
  22. void gotoxy (int x, int y)
  23. {
  24.     static COORD c; 
  25.     c.X = x; c.Y = y;
  26.     SetConsoleCursorPosition (hOut, c);
  27. }
  28.  
  29. void draw (int x, int y, char* s)
  30. {
  31.     gotoxy (x,y);
  32.     cout << s;
  33. }
  34.  
  35. void drawList (char* a, char* b, char* c, int w, int h=1)
  36. {
  37.     static char* p = room[0];
  38.     for (int i; h--; *p++=*c, *p++=c[1], *p++=0, p++)
  39.         for (*p++='\n', *p++=*a, *p++=a[1], *p++=a[2],
  40.             i=w-2; i--;) *p++=*b, *p++=b[1]; 
  41. }
  42. void put_cookie ()
  43. {
  44.     cookie.x = 3 + rand()%(N-2) * 2;
  45.     cookie.y = 2 + rand()%(N-3);
  46.  
  47. }
  48.  
  49. void init()
  50. {
  51.     srand (time(0));
  52.     hOut = GetStdHandle (STD_OUTPUT_HANDLE);
  53.     hIn  = GetStdHandle (STD_INPUT_HANDLE);
  54.     HANDLE err = INVALID_HANDLE_VALUE;
  55.     if (hIn == err || hOut == err) {
  56.         puts ("handle failed");
  57.         getch ();
  58.         exit (1);
  59.     }
  60.     drawList (" ┌","─","┐", N);  
  61.     drawList (" │","  ","│", N, N-2);
  62.     drawList (" └","─","┘", N);
  63.  
  64.     gotoxy (0,0);
  65.     for (int i=0; i<N; i++) cout << room[i];
  66.     put_cookie ();
  67.  
  68.     body[0].set ((x2-x1)/2, (y2-y1)/2);
  69.     body[1].set (body[0].x+1, body[0].y);
  70. }
  71.  
  72. void key_control()
  73. {
  74.     static DWORD count;
  75.     static INPUT_RECORD ir;
  76.  
  77.     ReadConsoleInput (hIn, &ir, 1, &count);
  78.     if (!ir.Event.KeyEvent.bKeyDown) return;                      
  79.     switch (ir.Event.KeyEvent.wVirtualKeyCode) {                   
  80.         case VK_UP   : if (v.y !=  1) v.set(0,-1); break;
  81.         case VK_DOWN : if (v.y != -1) v.set(0, 1); break;
  82.         case VK_LEFT : if (v.x !=  2) v.set(-2,0); break;                       
  83.         case VK_RIGHT: if (v.x != -2) v.set( 2,0); break;
  84.         case VK_ESCAPE: bExit = true;
  85.     }       
  86. }
  87.  
  88. void move_snack()
  89. {  
  90.     int i;
  91.     int& x = body[0].x;
  92.     int& y = body[0].y;
  93.     for (i=1; i<len; i++)                   //檢查自身碰撞
  94.         if (body[0].x == body[i].x &&
  95.             body[0].y == body[i].y ) break;
  96.  
  97.     if (i!=len || x<=x1 || x>x2 || y<=y1 || y>y2) {
  98.         draw (14,10,"G a m e    O v e r");
  99.         getch(); bExit = true;
  100.         return;
  101.     }
  102.     if (x == cookie.x && y == cookie.y) {   //吃到食物
  103.         delay_time -= 2;
  104.         if (++len > 30) {
  105.             draw (16,10, "Y o u    W i n");
  106.             getch(); bExit = true;
  107.             return;
  108.         }put_cookie();
  109.     }
  110.     else draw (body[len-1].x, body[len-1].y, "  ");
  111.  
  112.     for (i=len-1; i>0; --i)
  113.         body[i] = body[i-1];
  114.     x += v.x;
  115.     y += v.y;
  116.     for (i=0; i<len; ++i)
  117.         draw (body[i].x, body[i].y, "█");
  118. }
  119.  
  120.  
  121. int main ()
  122. {
  123.     init();
  124.     while (!bExit)
  125.     {       
  126.         Sleep (delay_time); if (kbhit()) key_control();
  127.         draw (cookie.x, cookie.y, "◎");
  128.         move_snack();
  129.         Sleep (delay_time); if (kbhit()) key_control();           
  130.         gotoxy (10,24);
  131.         printf ("cookie: (%2d,%2d)  head: (%2d,%2d)",
  132.             cookie.x, cookie.y, body[0].x, body[0].y);
  133.     }
  134. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.cpp:1:21: fatal error: windows.h: No such file or directory
compilation terminated.
stdout 
Standard output is empty
https://ideone.com/RhgqYY
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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