save project

snake.py

@@ -52,12 +52,14 @@ while True:
     else:
         y += 30
     position.append((x, y))
-
+    if x>630 or x<0 or y>450 or y<0:
+        exit()
     if x==apple_x and y==apple_y:
         num1=random.randint(0,21)
         num2=random.randint(0,15)
         apple_x=num1*30
         apple_y=num2*30
+        score=score+10
     else:
         position.pop(0)
      # 将背景图画上去
@@ -67,11 +69,11 @@ while True:
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
         screen.blit(body, position[i])
-
     # 将果实画上去
     screen.blit(food, (apple_x, apple_y))
     # 刷新画面
     info='Score'+str(score)
-    text=my_font.render()
+    text=my_font.render(info,True,(1,1,1))
+    screen.blit(text,(540,10))
     pygame.display.update()
     FPSCLOCK.tick(3)
\ No newline at end of file