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- #include <iostream>
- #include <vector>
- #include <string>
- #include <algorithm>
- #include <set>
- #include <cstdlib>
- #include <queue>
- #include <sstream>
- #include <map>
- #include <iomanip>
- #include <math.h>
- #include <numeric>
- #include <stdexcept>
- #include <unordered_set>
- #include <unordered_map>
- using namespace std;
- typedef long long ll;
- typedef unsigned long long ull;
- #define pb push_back
- #define mp make_pair
- #define all(x) x.begin(), x.end()
- #define rall(x) x.rbegin(), x.rend()
- signed main() {
- ios_base::sync_with_stdio(false);
- cin.tie(nullptr);
- cout.tie(nullptr);
- int q;
- cin >> q;
- while (q--) {
- int n, x;
- cin >> n;
- ll sum = 0;
- for (int i = 0; i < n; ++i) {
- cin >> x;
- sum += x;
- }
- cout << (sum + 1) / 2 << "\n";
- }
- }
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