codeforces#P1513F. Swapping Problem

    ID: 31980 远端评测题 2000ms 512MiB 尝试: 0 已通过: 0 难度: 9 上传者: 标签>brute forceconstructive algorithmsdata structuressortings*2500

Swapping Problem

Description

You are given 2 arrays $a$ and $b$, both of size $n$. You can swap two elements in $b$ at most once (or leave it as it is), and you are required to minimize the value $$\sum_{i}|a_{i}-b_{i}|.$$

Find the minimum possible value of this sum.

The first line contains a single integer $n$ ($1 \le n \le 2 \cdot 10^5$).

The second line contains $n$ integers $a_1, a_2, \ldots, a_n$ ($1 \le a_i \le {10^9}$).

The third line contains $n$ integers $b_1, b_2, \ldots, b_n$ ($1 \le b_i \le {10^9}$).

Output the minimum value of $\sum_{i}|a_{i}-b_{i}|$.

Input

The first line contains a single integer $n$ ($1 \le n \le 2 \cdot 10^5$).

The second line contains $n$ integers $a_1, a_2, \ldots, a_n$ ($1 \le a_i \le {10^9}$).

The third line contains $n$ integers $b_1, b_2, \ldots, b_n$ ($1 \le b_i \le {10^9}$).

Output

Output the minimum value of $\sum_{i}|a_{i}-b_{i}|$.

Samples

5
5 4 3 2 1
1 2 3 4 5
4
2
1 3
4 2
2

Note

In the first example, we can swap the first and fifth element in array $b$, so that it becomes $[ 5, 2, 3, 4, 1 ]$.

Therefore, the minimum possible value of this sum would be $|5-5| + |4-2| + |3-3| + |2-4| + |1-1| = 4$.

In the second example, we can swap the first and second elements. So, our answer would be $2$.