save project

snake.py

@@ -52,6 +52,10 @@ while True:
     else:
         y += 30
     position.append((x, y))
+    if x==apple_x and y==apple_y:
+        apple_x=random.randint(360)
+        apple_y=random.randint(300)
+
     position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -65,4 +69,6 @@ while True:
     screen.blit(food, (360, 300))
     # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    FPSCLOCK.tick(3)
+    
+    
\ No newline at end of file