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CF_648_B.cpp
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CF_648_B.cpp
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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define all(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define f(i, a, n) for (int i = (a); i <= (n); i++)
#define ff first
#define ss second
// void sortMe(vector<int> &v, vector<bool> t, int n)
// {
// for (int i = 0; i < n - 1; i++)
// {
// bool s = 0;
// for (int j = 0; j < n - 1; j++)
// {
// if (v[j] > v[j + 1] && t[j] != t[j + 1])
// {
// swap(v[j], v[j + 1]);
// s = 1;
// }
// }
// if (!s)
// break;
// }
// }
void solve()
{
int n;
cin >> n;
vector<int> v(n);
vector<bool> t(n);
for (int i = 0; i < n; i++)
{
cin >> v[i];
}
bool x;
int o = 0, z = 0;
for (int i = 0; i < n; i++)
{
cin >> x;
t[i] = x;
if (x)
o++;
else
z++;
}
if (o != 0 & z != 0)
cout << "YES\n";
else
{
for (int i = 0; i < n - 1; i++)
{
if (v[i] > v[i + 1])
{
cout << "NO\n";
return;
}
}
cout << "YES\n";
}
// USING ONE DIFFERENT ELEMENT WE CAN SORT THE SEQUENCE
}
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
cout << fixed << setprecision(9);
int t;
cin >> t;
while (t--)
solve();
}