save project

snake.py

@@ -56,8 +56,11 @@ while True:
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
     if x==food_x and y==food_y:
     if x==food_x and y==food_y:
-        food_x=random.randint(0,660)
-        food_y=random.randint(0,480)
+        num1=random.randint(1,22)
+         num1=random.randint(1,16)
+        food_x=num1*30-30
+        food_y=num2*30-30
+    else:
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))