@[852810242_121](/user/874765)
看了半天。。发现是sum初始值开小了 建议开成
0x3f3f3f3f
by XXCCVV @ 2023-04-22 13:37:54
@[XXCCVV](/user/638832) 谢谢佬
by 852810242_121 @ 2023-04-22 13:59:01
商品铅笔数会有0的情况
by osmanlin @ 2023-07-01 22:28:51