#include <bits/stdc++.h>
using namespace std;
int t;
int n;
long long ans;
int r[200001], c[200001], b[200001], a[200001];
bool b1[200001];
inline void dfs(int i) {
if (i == n + 1) {
long long cnt = 0;
for (int j = 1; j <= n; j++)
if (a[j] > b[j])
cnt += c[j];
else
if (a[j] < b[j])
cnt -= c[j];
ans = max(ans, cnt);
return;
}
for (int j = 1; j <= n; j++) {
if (!b1[j]) {
b1[j] = true;
b[i] = j;
dfs(i + 1);
b[i] = 0;
b1[j] = false;
}
}
}
int main() {
scanf("%d", &t);
for (int i = 1; i <= t; i++) {
ans = 0;
scanf("%d", &n);
for (int j = 1; j <= n; j++)
scanf("%d", &r[j]), a[j] = j;
for (int j = 1; j <= n; j++)
scanf("%d", &c[j]);
dfs(1);
printf("%lld\n", ans);
}
}
/*
Good Luck & Have Fun >_<
┏┓ ┏┓
┏┛┻━━━┛┻┓
┃ ┃
┃ ━ ┃
┃ ┳┛ ┗┳ ┃
┃ ┃
┃ ┻ ┃
┃ ┃
┗━┓ ┏━┛Codes are far away from bugs with the animal protecting
┃ ┃ 神兽保佑, 代码无bug
┃ ┃
┃ ┗━━━┓
┃ ┣┓
┃ ┏┛
┗┓┓┏━┳┓┏┛
┃┫┫ ┃┫┫
┗┻┛ ┗┻┛ o-| ̄|_
*/
12pts 全超时