save project

snake.py

@@ -58,9 +58,9 @@ while True:
     position.append((x, y))
     if x == apple_x and y == apple_y:
         num1=random.randint(0,22)
-        num1=random.randint(0,16)
-        apple_x=30*num1-30
-        apple_y=30*num2-30
+        num2=random.randint(0,16)
+        apple_x = 30*num1-30
+        apple_y = 30*num2-30
     else:
         position.pop(0)
     # 将背景图画上去