結果
問題 | No.3051 Make All Divisible |
ユーザー |
👑 |
提出日時 | 2025-03-07 23:14:51 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 183 ms / 2,000 ms |
コード長 | 3,174 bytes |
コンパイル時間 | 4,061 ms |
コンパイル使用メモリ | 255,676 KB |
実行使用メモリ | 7,844 KB |
最終ジャッジ日時 | 2025-06-20 02:25:48 |
合計ジャッジ時間 | 5,668 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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ファイルパターン | 結果 |
---|---|
other | AC * 32 |
ソースコード
#include<bits/stdc++.h> #include<atcoder/all> #define rep(i,n) for(int i=0;i<n;i++) using namespace std; using namespace atcoder; typedef long long ll; typedef vector<int> vi; typedef vector<long long> vl; typedef vector<vector<int>> vvi; typedef vector<vector<long long>> vvl; typedef long double ld; template <int m> ostream& operator<<(ostream& os, const static_modint<m>& a) {os << a.val(); return os;} template <int m> ostream& operator<<(ostream& os, const dynamic_modint<m>& a) {os << a.val(); return os;} template <int m> istream& operator>>(istream& is, static_modint<m>& a) {long long x; is >> x; a = x; return is;} template <int m> istream& operator>>(istream& is, dynamic_modint<m>& a) {long long x; is >> x; a = x; return is;} template<typename T> istream& operator>>(istream& is, vector<T>& v){int n = v.size(); assert(n > 0); rep(i, n) is >> v[i]; return is;} template<typename U, typename T> ostream& operator<<(ostream& os, const pair<U, T>& p){os << p.first << ' ' << p.second; return os;} template<typename T> ostream& operator<<(ostream& os, const vector<T>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : " "); return os;} template<typename T> ostream& operator<<(ostream& os, const vector<vector<T>>& v){int n = v.size(); rep(i, n) os << v[i] << (i == n - 1 ? "\n" : ""); return os;} template<typename T> ostream& operator<<(ostream& os, const set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;} template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& se){for(T x : se) os << x << " "; os << "\n"; return os;} template<typename S, auto op, auto e> ostream& operator<<(ostream& os, const atcoder::segtree<S, op, e>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template<typename S, auto op, auto e, typename F, auto mapping, auto composition, auto id> ostream& operator<<(ostream& os, const atcoder::lazy_segtree<S, op, e, F, mapping, composition, id>& seg){int n = seg.max_right(0, [](S){return true;}); rep(i, n) os << seg.get(i) << (i == n - 1 ? "\n" : " "); return os;} template<typename T> void chmin(T& a, T b){a = min(a, b);} template<typename T> void chmax(T& a, T b){a = max(a, b);} int solve(){ int n, k; cin >> n >> k; vector<long long> a(n); cin >> a; vector<long long> b(n); long long MAX = 0; long long sum = 0; rep(i, n){ b[i] = a[i] - a[i] / k * k; sum += b[i]; chmax(MAX, b[i]); } if(sum % k != 0){ cout << "-1\n"; return 0; } using P = pair<long long, long long>; priority_queue<P, vector<P>, greater<P>> pq; rep(i, n){ if(a[i] - b[i] >= k) pq.emplace(b[i], i); } // cout << "?"; // cout << a; // cout << b; while(k < pq.size() and MAX > sum / k){ auto [dummy, i] = pq.top(); pq.pop(); b[i] += k; chmax(MAX, b[i]); sum += k; if(a[i] - b[i] >= k) pq.emplace(b[i], i); } while(pq.size() and MAX > sum / k){ auto [dummy, i] = pq.top(); pq.pop(); b[i] += k; chmax(MAX, b[i]); sum += k; } // cout << b; if(MAX <= sum / k){ cout << sum / k << "\n"; }else{ cout << "-1\n"; } return 0; } int main(){ int t; cin >> t; rep(_, t) solve(); return 0; }