save project

snake.py

@@ -19,9 +19,8 @@ down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
-apple_x = 306
-apple_y = 306
-
+apple_x = 360
+apple_y = 360
 setheading = "right"
 snake_head = right
 
@@ -55,10 +54,12 @@ while True:
         y += 30
     position.append((x, y))
     if x == apple_x and y == apple_y:
-        apple_x = random.randint(0，660)
-        apple_y = random.randint(0，480)
-        
-    position.pop(0)
+        num1 = random.randint(1,22)
+        num2 = random.randint(1,16
+        apple_x = num1 * 30 - 30
+        apple_y = num2 * 30 - 30
+    else:
+        position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去