save project

snake.py

@@ -57,10 +57,12 @@ while True:
     else:
         y += 30
     position.append((x, y))
-
+    #贪吃蛇吃到了苹果
     if x==apple_x and y==apple_y:
-        apple_x=random.choice(apple)
-        apple_y=random.choice(apple)
+        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