#pragma GCC optimize ("O3") #pragma GCC optimize ("unroll-loops") #pragma GCC optimize("-Ofast") #include <bits/stdc++.h> using namespace std; using ll = long long; void solve(){ ll n, k; cin >> n >> k; vector<ll> v(n); ll t = 0; for(ll i = 0; i < n; i++) { cin >> v[i]; t += v[i]; } cout << t << endl; } bool single = false; signed main(){ ios_base::sync_with_stdio(false); cout.tie(0); cin.tie(0); ll t = 1; if(!single) cin >> t; while(t--){ solve(); } }