結果
問題 | No.1234 典型RMQ |
ユーザー |
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提出日時 | 2020-09-18 21:47:07 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 109 ms / 2,000 ms |
コード長 | 3,046 bytes |
コンパイル時間 | 2,351 ms |
コンパイル使用メモリ | 200,580 KB |
最終ジャッジ日時 | 2025-01-14 16:54:51 |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 27 |
ソースコード
#define _USE_MATH_DEFINES#include <bits/stdc++.h>using namespace std;#define FOR(i,m,n) for(int i=(m);i<(n);++i)#define REP(i,n) FOR(i,0,n)#define ALL(v) (v).begin(),(v).end()using ll = long long;constexpr int INF = 0x3f3f3f3f;constexpr ll LINF = 0x3f3f3f3f3f3f3f3fLL;constexpr double EPS = 1e-8;constexpr int MOD = 1000000007;// constexpr int MOD = 998244353;constexpr int dy[] = {1, 0, -1, 0}, dx[] = {0, -1, 0, 1};constexpr int dy8[] = {1, 1, 0, -1, -1, -1, 0, 1}, dx8[] = {0, -1, -1, -1, 0, 1, 1, 1};template <typename T, typename U> inline bool chmax(T &a, U b) { return a < b ? (a = b, true) : false; }template <typename T, typename U> inline bool chmin(T &a, U b) { return a > b ? (a = b, true) : false; }struct IOSetup {IOSetup() {cin.tie(nullptr);ios_base::sync_with_stdio(false);cout << fixed << setprecision(20);}} iosetup;template <typename Monoid>struct StarrySky {StarrySky(int sz, const Monoid UNITY, const Monoid DEFAULT = 0) : UNITY(UNITY), DEFAULT(DEFAULT) {init(sz);dat.assign((n << 1) - 1, DEFAULT);}StarrySky(const std::vector<Monoid> &a, const Monoid &UNITY, const Monoid DEFAULT = 0) : UNITY(UNITY), DEFAULT(DEFAULT) {int a_sz = a.size();init(a_sz);dat.resize((n << 1) - 1);for (int i = 0; i < a_sz; ++i) dat[n - 1 + i] = a[i];for (int i = n - 2; i >= 0; --i) dat[i] = std::min(dat[(i << 1) + 1], dat[(i << 1) + 2]);}void add(int a, int b, Monoid val) { add(a, b, val, 0, 0, n); }Monoid query(int a, int b) const { return query(a, b, 0, 0, n); }Monoid value(int idx) const {idx += n - 1;Monoid res = added[idx];while (idx > 0) {idx = (idx - 1) >> 1;res += added[idx];}return res;}private:int n = 1;const Monoid UNITY, DEFAULT;std::vector<Monoid> dat, added;void init(int sz) {while (n < sz) n <<= 1;added.assign((n << 1) - 1, DEFAULT);}void add(int a, int b, Monoid val, int node, int left, int right) {if (right <= a || b <= left) return;if (a <= left && right <= b) {added[node] += val;} else {add(a, b, val, (node << 1) + 1, left, (left + right) >> 1);add(a, b, val, (node << 1) + 2, (left + right) >> 1, right);dat[node] = std::min(dat[(node << 1) + 1] + added[(node << 1) + 1], dat[(node << 1) + 2] + added[(node << 1) + 2]);}}Monoid query(int a, int b, int node, int left, int right) const {if (right <= a || b <= left) return UNITY;if (a <= left && right <= b) return dat[node] + added[node];return std::min(query(a, b, (node << 1) + 1, left, (left + right) >> 1), query(a, b, (node << 1) + 2, (left + right) >> 1, right)) + added[node];}};int main() {int n; cin >> n;vector<ll> a(n); REP(i, n) cin >> a[i];StarrySky ss(a, LINF);int q; cin >> q;while (q--) {int k, l, r, c; cin >> k >> l >> r >> c; --l; --r;if (k == 1) {ss.add(l, r + 1, c);} else if (k == 2) {cout << ss.query(l, r + 1) << '\n';}}return 0;}