Submission #934695

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
934695	2024-02-27 19:53:31	MinaRagy06	Rainforest Jumps (APIO21_jumps)	C++17	100 / 100	745 ms	46028 KiB

jumps

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#include <bits/stdc++.h>
#ifdef MINA
#include "grader.cpp"
#endif
#include "jumps.h"
using namespace std;
#define ll long long
 
const int N = 200'005;
int nxt[N][18], prv[N][18], lift[N][18], n;
vector<int> a;
bool ST1 = 1;
void init(int _n, vector<int> _a) {
  a = _a;
  n = _n;
  for (int i = 0; i < n; i++) {
    ST1 &= a[i] == i + 1;
  }
  stack<int> s;
  s.push(n);
  for (int i = n - 1; i >= 0; i--) {
    while (s.top() != n && a[s.top()] < a[i]) {
      s.pop();
    }
    nxt[i][0] = s.top();
    s.push(i);
  }
  while (s.size()) s.pop();
  s.push(-1);
  for (int i = 0; i < n; 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: 21 / 21
• Subtask 7: 19 / 19