save project

snake.py

@@ -54,10 +54,12 @@ while True:
         num1=random.randint(1,22)
         num2=random.randint(1,16)
         apple_x=num1*30-30
-        apple_y=num1*30-30
+        apple_y=num2*30-30
         score+=10
     else:
          position.pop(0)
+    if x<0 or x >630 or y<0 or y>450:
+        exit()
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -70,7 +72,7 @@ while True:
 
     screen.blit(food, (apple_x,apple_y))
     info="Score"+str(score)
-    text=my_font.render(info,True,(12,66,88))
+    text=my_font.render(info,True,(12,200,128))
     screen.blit(text,(540,10))
     # 刷新画面
     pygame.display.update()