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#5574. 朱利安的卡组

統計

Daniel 正在尝试洗一副包含 $n$ 张不同卡牌的牌组。为此,他发明了一种新的洗牌操作,他将其称为“Julienning”。

首先,他选择一个整数 $i$,$1 \le i < n$。然后,他同时翻转牌组的前 $i$ 张牌和后 $n - i$ 张牌。

例如,如果他的牌组初始排列为 $p = [1, 4, 3, 2, 5, 6]$,那么在进行 $i = 4$ 的 Julienne 操作后,牌组变为 $p' = [2, 3, 4, 1, 6, 5]$。

如果 Daniel 从一副有序的 $n$ 张卡牌开始,通过任意次数(可能为零)的 Julienne 操作,他能得到多少种不同的牌组排列?

由于答案可能很大,请输出其对 $998244353$ 取模的结果。

输入格式

输入的第一行包含一个整数 $n$ ($1 \le n \le 10^{12}$),表示牌组中卡牌的数量。

输出格式

输出一个整数,表示可达到的排列数量,对 $998244353$ 取模。

样例

输入 1

1

输出 1

1

输入 2

1000000000000

输出 2

516560941

输入 3

3

输出 3

6

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