p1150 peter 的烟 这我也能错？？？20分警告

25温 @ 2022-08-31 18:50:21

#include <bits/stdc++.h>
using namespace std;

int main() {
    int n, k, yd = 0, sum = 0;
    cin >> n >> k;
    sum += n;
    while (n >= k) {
        yd = n % k;
        n /= 3;
        sum += n;

    }
    cout << sum;
    return 0;

}

by OoXiao_QioO @ 2022-08-31 18:51:10

所以呢？你是警告还是求助

by 25温 @ 2022-08-31 18:55:30

HElp ME!!!!!!!!!!!!!!!!!

by OoXiao_QioO @ 2022-08-31 18:57:23

@25温 这道题可以不用循环，推一个式子就可以了

by Nevergonna_CCF @ 2022-08-31 18:57:33

@OoXiao_QioO 你的badge好了？

by Nevergonna_CCF @ 2022-08-31 18:57:53

同上上

by OoXiao_QioO @ 2022-08-31 18:58:37

@lmw_AK_noip 好了是好了，但是这个问题和lz的求助无关吧qwq

by Nevergonna_CCF @ 2022-08-31 18:59:30

az，借楼问一下

by 25温 @ 2022-08-31 19:00:17

@OoXiao_QioO OK

by OoXiao_QioO @ 2022-08-31 19:00:22

@lmw_AK_noip 您推荐的背景是真的好qwq

by Nevergonna_CCF @ 2022-08-31 19:00:33

问题还是很明显的，WA的原因可以自己随机几个样例，和题解对拍