save project

snake.py

@@ -57,9 +57,12 @@ while True:
     
     
     position.append((x, y))
     position.append((x, y))
     if x == apple_x and y==apple_y:
     if x == apple_x and y==apple_y:
-        apple_x=random.randint(0,660)
-        apple_y=random.randint(0,480)
-    position.pop(0)
+        apple_x=random.randint(0,21)
+        apple_y=random.randint(0,15)
+        apple_x = apple_x*30-30
+        apple_y = apple_y*30-30
+    else:    
+        position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去