save project

snake.py

@@ -57,11 +57,11 @@ while True:
     position.append((x, y))
 
     if x == apple_x and y == apple_y:
-        apple_x = random.randint(1,22)
-        apple_y = random.randint(1,16)
+        num1 = random.randint(1,22)
+        num2 = random.randint(1,16)
         apple_x = 30*num1-30
         apple_y = 30*num2-30
-    else
+    else:
         position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -72,7 +72,7 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x, apple_y))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
\ No newline at end of file