auto save

snake.py

@@ -60,11 +60,14 @@ while True:
     if x == apple_x and y == apple_y:
     if x == apple_x and y == apple_y:
         num1 = random.randint(1, 22)
         num1 = random.randint(1, 22)
         num2 = random.randint(1, 16)
         num2 = random.randint(1, 16)
-        apple_x=num1*30
-        apple_y=num2*30
+        apple_x=num1 * 30 - 30
+        apple_y=num2 * 30 - 30
+        score += 10
     else:
     else:
         position.pop(0)
         position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
+    if x < 0 or x > 630 or y < 0 or y > 450:
+        exit()
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去
     screen.blit(snake_head, position[-1])
     screen.blit(snake_head, position[-1])
@@ -74,9 +77,9 @@ while True:
 
 
     # 将果实画上去
     # 将果实画上去
     screen.blit(food, (apple_x, apple_y))
     screen.blit(food, (apple_x, apple_y))
-    info = 'score' + str(score)
+    info = "score" + str(score)
     text = my_font.render(info,True,(0,0,0))
     text = my_font.render(info,True,(0,0,0))
     screen.blit(text,(540,10))
     screen.blit(text,(540,10))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
-    FPSCLOCK.tick(3)
+    FPSCLOCK.tick(5)
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