結果
| 問題 |
No.1234 典型RMQ
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2020-09-18 21:42:03 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 293 ms / 2,000 ms |
| コード長 | 3,755 bytes |
| コンパイル時間 | 2,003 ms |
| コンパイル使用メモリ | 199,164 KB |
| 最終ジャッジ日時 | 2025-01-14 16:43:04 |
|
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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
#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < n; i++)
#define rep2(i, x, n) for(int i = x; i <= n; i++)
#define rep3(i, x, n) for(int i = x; i >= n; i--)
#define elif else if
#define sp(x) fixed << setprecision(x)
#define pb push_back
#define eb emplace_back
#define all(x) x.begin(), x.end()
#define sz(x) (int)x.size()
using ll = long long;
using pii = pair<int, int>;
using pil = pair<int, ll>;
using pli = pair<ll, int>;
using pll = pair<ll, ll>;
const int MOD = 1000000007;
//const int MOD = 998244353;
const int inf = (1<<30)-1;
const ll INF = (1LL<<60)-1;
const double pi = acos(-1.0);
const double EPS = 1e-10;
template<typename T> bool chmax(T &x, const T &y) {return (x < y)? (x = y, true) : false;};
template<typename T> bool chmin(T &x, const T &y) {return (x > y)? (x = y, true) : false;};
template<typename Monoid, typename Operator_Monoid>
struct Starry_Sky_Tree{
vector<Monoid> seg;
vector<Operator_Monoid> lazy;
const Monoid e1;
const Operator_Monoid e2;
const int n;
Monoid f(const Monoid &a, const Monoid &b) const {return min(a, b);}
Monoid g(const Monoid &a, const Operator_Monoid &b) const {return a+b;}
Operator_Monoid h(const Operator_Monoid &a, const Operator_Monoid &b) const {return a+b;}
Starry_Sky_Tree(int N, const Monoid &e1, const Operator_Monoid &e2)
: e1(e1), e2(e2), n(1<<(32-__builtin_clz(N-1))){
seg.assign(2*n, e1), lazy.assign(2*n, e2);
}
void set(int i, const Monoid &x) {seg[n+i] = x;}
void build(){
rep3(i, n-1, 1) seg[i] = f(seg[2*i], seg[2*i+1]);
}
void init(int N, const Monoid &x){
rep(i, N) set(i, x);
build();
}
void eval(int i, int l, int r){
if(lazy[i] != e2){
//seg[i] = g(seg[i], lazy[i]*(r-l));
seg[i] = g(seg[i], lazy[i]);
if(r-l > 1){
lazy[2*i] = h(lazy[2*i] ,lazy[i]);
lazy[2*i+1] = h(lazy[2*i+1], lazy[i]);
}
lazy[i] = e2;
}
}
void add(int a, int b, const Operator_Monoid &x, int i, int l, int r){
eval(i, l, r);
if(a >= r || b <= l) return;
if(a <= l && r <= b){
lazy[i] = h(lazy[i], x);
eval(i, l, r);
}
else{
add(a, b, x, 2*i, l, (l+r)/2);
add(a, b, x, 2*i+1, (l+r)/2, r);
seg[i] = f(seg[2*i], seg[2*i+1]);
}
}
void add(int a, int b, const Operator_Monoid &x) {add(a, b, x, 1, 0, n);}
Monoid query(int a, int b, int i, int l, int r){
eval(i, l, r);
if(a >= r || b <= l) return e1;
if(a <= l && r <= b) return seg[i];
Monoid vl = query(a, b, 2*i, l, (l+r)/2);
Monoid vr = query(a, b, 2*i+1, (l+r)/2, r);
return f(vl, vr);
}
Monoid query(int a, int b) {return query(a, b, 1, 0, n);}
void update(int i, int l, int r){
seg[i] = g(seg[i], lazy[i]);
if(r-l > 1){
lazy[2*i] = h(lazy[2*i], lazy[i]);
lazy[2*i+1] = h(lazy[2*i+1], lazy[i]);
update(2*i, l, (l+r)/2);
update(2*i+1, (l+r)/2, r);
}
lazy[i] = e2;
}
void update() {update(1, 0, n);}
Monoid operator [] (int i) const {return seg[n+i];}
void clear(){
fill(all(seg), e1), fill(all(lazy), e2);
}
};
int main(){
int N;
cin >> N;
ll a[N];
rep(i, N) cin >> a[i];
Starry_Sky_Tree<ll, ll> seg(N, INF, 0);
rep(i, N) seg.set(i, a[i]);
seg.build();
int Q;
cin >> Q;
while(Q--){
int k, l, r; ll c; cin >> k >> l >> r >> c; l--;
if(k == 1) seg.add(l, r, c);
else cout << seg.query(l, r) << endl;
}
}