結果
問題 | No.1917 LCMST |
ユーザー | ir5 |
提出日時 | 2024-06-16 15:36:35 |
言語 | C++23(gcc13) (gcc 13.2.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,562 bytes |
コンパイル時間 | 2,383 ms |
コンパイル使用メモリ | 154,672 KB |
実行使用メモリ | 19,924 KB |
最終ジャッジ日時 | 2024-06-16 15:36:56 |
合計ジャッジ時間 | 20,403 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 5 ms
6,816 KB |
testcase_01 | AC | 6 ms
6,944 KB |
testcase_02 | AC | 6 ms
6,940 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | AC | 6 ms
6,940 KB |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | AC | 287 ms
6,940 KB |
testcase_35 | AC | 288 ms
6,940 KB |
testcase_36 | AC | 287 ms
6,940 KB |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
ソースコード
#include <algorithm> #include <cassert> #include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <iostream> #include <numeric> #include <vector> #include <map> #include <set> #include <queue> #include <ranges> #include <iomanip> using namespace std; using ll = long long; auto range(int n) { return views::iota(0, n); } template<class T, class U> ostream& operator<<(ostream& os, const pair<T, U>& p){ return os << "{" << p.first << ", " << p.second << "}"; } template<typename T> ostream& operator<<(ostream& os, const vector<T>& obj) { os << "{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T> ostream& operator<<(ostream& os, const set<T>& obj) { os << "set{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } template<typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& obj) { os << "map{"; for (const auto& e : obj) os << e << ", "; return os << "}"; } #ifdef ONLINE_JUDGE #define dump(expr) ; #else #define dump(expr) { cerr << "\033[33m#L" << __LINE__ << ": " << expr << "\033[39m" << endl; } #endif struct UF { vector<int> data; UF(int n) : data(n, -1) {} int root(int x) { return data[x] < 0 ? x : data[x] = root(data[x]); } bool find(int x, int y) { return root(x) == root(y); } void uni(int x, int y) { x = root(x); y = root(y); if (x != y) { if (data[x] < data[y]) swap(x, y); data[x] += data[y]; data[y] = x; } } }; ll solve() { int n; cin >> n; const int A = 100000; // const int A = 1000; ll res = 0; vector<char> exists(A + 1); for ([[maybe_unused]] int i : range(n)) { ll x; cin >> x; if (exists[x]) res += x; exists[x] = 1; } vector<vector<ll>> buckets(A + 1); for (int g = 1; g <= A; ++g) { for (int i = g; i <= A; i += g) if (exists[i]) buckets[g].push_back(i); } dump(buckets); UF uf(A + 1); for (int g = A; g >= 1; --g) { map<int, ll> minvals; for (auto x : buckets[g]) { int idx = uf.root(x); if (minvals.count(idx) == 0) minvals[idx] = A + 1; minvals[idx] = min(minvals[idx], x); } dump(g << " " << minvals); if (minvals.size() > 1) { ll minval = A + 1, tot = 0; for (auto p : minvals) { minval = min(minval, p.second); tot += p.second; } res += (tot - minval) * minval / g; ll x0 = buckets[g][0]; for (auto x : buckets[g]) uf.uni(x, x0); } } return res; } int main() { cout << fixed << setprecision(12); cout << solve() << endl; }