save project

snake.py

@@ -55,9 +55,10 @@ 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)
-
+        num1=random.randint(1,22)
+        num2=random.randint(1,16)
+        apple_x= num1 * 30-30
+        apple_y= num2 * 30-30
     position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))