save project

snake.py

@@ -20,6 +20,8 @@ down = pygame.image.load('down.png')        # 头 朝下
 x, y = 240, 120
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 
+apple_x = 660
+apple_y = 480
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right
 
 
@@ -52,6 +54,14 @@ while True:
     else:
     else:
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
+    if x == apple_x and y == apple_y:
+        num1 == random.randint(1,22)
+        num2 == random.randint(1,16)
+        apple_x = num1 * 30 - 30
+        apple_y = num2 * 30 - 30
+
+
+
     position.pop(0)
     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))