제출 #330948

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
330948	2020-11-27 00:36:31	jungsnow	3단 점프 (JOI19_jumps)	C++14	100 / 100	1367 ms	136080 KiB

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///refers to Maripium's code
#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const int maxn = 500100;
const ll inf = 1e18;
struct sta {
    ll pref, ans, suf;
    sta() : pref(-inf), ans(-inf), suf(-inf) {}
    friend sta operator + (const sta &l, const sta &r) {
        sta ans;
        ans.pref = max(l.pref, r.pref);
        ans.suf = max(l.suf, r.suf);
        ans.ans = max({l.ans, r.ans, l.pref + r.suf});
        return ans;
    }
};
ll A[maxn], Ans[maxn];
sta T[maxn << 2];
vector<pair<int, ll>> es[maxn];
vector<pair<int, int>> qs[maxn];
void build(int v, int l, int r) {
    if (l == r) {
        T[v].suf = A[l];
        return;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 14 / 14
• Subtask 3: 27 / 27
• Subtask 4: 54 / 54