@[xiezi](/user/1055666) 请问您哪里不明白？
by yeqiwei @ 2024-02-21 20:22:36
输入（出）样例
by xiezi @ 2024-02-22 16:05:39
@[yeqiwei](/user/754040) 输入（出）样例
by xiezi @ 2024-02-23 20:36:44
@[xiezi](/user/1055666)
就是说当$k=1$时，求$N\min{}$是多少
那我们来列举吧：
$n=1$时，$S_n$ = 1 , 1=1(舍)
$n=2$时，$S_n$ = 1 + $\frac{1}{2}$ =$1 \frac{1}{2}$ $>$ 1, 故$N\min{}$ = 2
by yeqiwei @ 2024-02-23 20:48:04
还有问题吗？
by yeqiwei @ 2024-02-23 20:48:24
没了，栓Q收马吃！
by xiezi @ 2024-02-23 21:07:06