数据是下载的。不是样例
by xs_siqi @ 2023-11-06 18:47:48
？洛谷讨论帖子不是能收起的吗，怎么这里又不能了。凑合着看吧，感谢大佬们
by xs_siqi @ 2023-11-06 18:48:32
试试用sanitizer查一下？
by creeper2556 @ 2023-11-06 18:51:20
@[creeper2556](/user/479752)
见识少了。sanitizer 是啥
by xs_siqi @ 2023-11-06 18:52:11
编译时加上`-fsanitize=address,undefined`,会在可能RE的地方提醒
by creeper2556 @ 2023-11-06 18:54:12
具体用法百度吧
by creeper2556 @ 2023-11-06 18:55:05
我也是，loj，ide都可以通过的，提交答案就re了
by mygr @ 2023-11-06 20:34:45
@[mygr](/user/739552) 看看是否是读入问题，建议把 getchar 换成 cin。如果不是这里问题当我没说
by xs_siqi @ 2023-11-06 20:42:41
@[xs_siqi](/user/401088) 谢谢！改完cin就A了
by mygr @ 2023-11-07 07:36:16