#include <bits/stdc++.h> #include <iostream> #include <fstream> using namespace std; typedef long long int ll; int main() { istream in(“input.txt”, “r”, stdin); ofstream out(“output.txt”, “w”, stdout); int t; in >> t; while (t–) { ll n; in >> n; ll arr[n]; for (int i = 0; i < n; i++) { in >> arr[i]; } sort(arr, […]