Submission #824278

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
824278	2023-08-13 23:09:51	Dec0Dedd	Global Warming (CEOI18_glo)	C++14	100 / 100	518 ms	58716 KiB

glo

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#include <bits/stdc++.h>
 
using namespace std;
#pragma GCC optimize("Ofast")
 
const int N = 2e5+10;
 
struct segtree {
    vector<int> t;
    int sz;
 
    void init(int k) {
        sz=1;
        while (sz < 4*k) sz*=2;
        t.resize(sz+1);
    }
 
    void upd(int v, int l, int r, int p, int val) {
        if (l == r) {
            t[v]=max(t[v], val);
            return;
        } int m=(l+r)/2;
        if (p <= m) upd(2*v, l, m, p, val);
        else upd(2*v+1, m+1, r, p, val);
        t[v]=max(t[2*v], t[2*v+1]);
    }
 
    int que(int v, int l, int r, int ql, int qr) {
        if (l > qr || r < ql) return 0;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 13 / 13
• Subtask 4: 10 / 10
• Subtask 5: 20 / 20
• Subtask 6: 17 / 17
• Subtask 7: 25 / 25