Submission #1059290

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1059290	2024-08-14 20:29:56	VMaksimoski008	Rainforest Jumps (APIO21_jumps)	C++17	60 / 100	4027 ms	67016 KiB

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#include "jumps.h"
#include <bits/stdc++.h>
using namespace std;
 
const int maxn = 2e5 + 5;
 
int n, L[maxn][20], R[maxn][20], up[maxn][20], up2[maxn][20], sub1 = 1;
vector<int> v;
 
void init(int N, vector<int> H) {
    n = N;
    v.push_back(1e9);
    for(int &x : H) v.push_back(x);
    v.push_back(1e9);
 
    stack<pair<int, int> > st; st.push({ 1e9, 0 });
    for(int i=1; i<=n; i++) {
        if(v[i] != i) sub1 = 0;
        while(!st.empty() && st.top().first <= v[i]) st.pop();
        L[i][0] = st.top().second;
        st.push({ v[i], i });
    }
 
    while(!st.empty()) st.pop();
 
    st.push({ 1e9, n + 1 });
    for(int i=n; i>=1; i--) {
        while(!st.empty() && st.top().first <= v[i]) st.pop();
        R[i][0] = st.top().second;
        st.push({ v[i], i });
 
 
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• Subtask 1: 4 / 4
• Subtask 2: 8 / 8
• Subtask 3: 13 / 13
• Subtask 4: 12 / 12
• Subtask 5: 23 / 23
• Subtask 6: 0 / 21
• Subtask 7: 0 / 19