@[very_easy](/user/838926) 把 `i>=n+1` 改成 `i>=n` 就可以了。 by public_sickle @ 2024-01-27 22:46:02
@[public_sickle](/user/1002529) 过了，谢谢！ by very_easy @ 2024-01-28 08:41:27