제출 #372322

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
372322	2021-02-27 16:04:21	gustason	Airplanes (LMIO17_lektuvai)	C++11	45 / 100	93 ms	8648 KiB

lektuvai

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#include<bits/stdc++.h>
using namespace std;
using ll = long long;
struct SegTree {
    int n;
    vector<int> tree;
    SegTree(vector<int>& a) {
        n = a.size();
        tree.assign(2*n, 0);
        for(int i = n; i < 2*n; i++) {
            tree[i] = a[i-n];
        }
        for(int idx = n-1; idx > 1; idx--) {
            tree[idx] = max(tree[2*idx], tree[2*idx+1]);
        }
    }
    void update(int idx, int val) {
        idx += n;
        tree[idx] = val;
        while(idx > 1) {
            idx /= 2;
            tree[idx] = max(tree[2*idx], tree[2*idx+1]);
        }
    }
    int getmax(int l, int r) {
        l += n, r += n;
        int mx = 0;
        while(l < r) {
            if (l % 2) {
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 0 / 6
• Subtask 3: 40 / 40
• Subtask 4: 0 / 49