Submission #711942

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
711942	2023-03-17 17:37:13	kostia244	Fish 2 (JOI22_fish2)	C++17	13 / 100	4049 ms	4536 KiB

fish2

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#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx,avx2")
#include<bits/stdc++.h>
#define all(x) begin(x), end(x)
using namespace std;
using ll = long long;
const int inf = 1'000'000'003;
int main() {
    cin.tie(0)->sync_with_stdio(0);
    int n, q;
    cin >> n;
    vector<int> a(n);
    for(auto &i : a) cin >> i;
 
    vector<int> die(n + 1);
    vector<array<int, 3>> useful;
    auto add = [&](int l, int r) {
        if(l < r) {
            die[l]++;
            die[r]--;
        }
    };
 
    auto scan = [&](vector<array<int, 3>> ind, int mode) {
        vector<array<ll, 3>> st;
        for(auto [i, ls, rs] : ind) {
            ll sum = ls;
            while(st.size() && a[st.back()[0]] < a[i]) {
                sum += st.back()[1];
                sum += a[st.back()[0]];
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 0 / 12
• Subtask 4: 0 / 23
• Subtask 5: 0 / 35
• Subtask 6: 0 / 17