Submission #947481

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
947481	2024-03-16 09:17:58	starchan	Rainforest Jumps (APIO21_jumps)	C++17	100 / 100	1081 ms	47568 KiB

jumps

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#include<bits/stdc++.h>
#include "jumps.h"
using namespace std;
#define in pair<int, int>
#define f first
#define s second
#define pb push_back
#define pob pop_back
#define INF (int)1e9
#define fast() ios_base::sync_with_stdio(false); cin.tie(NULL)
const int LOGM = 19;
const int MX = 2e5+5;
vector<int> arr;
int l[LOGM][MX];
int r[LOGM][MX];
int up[LOGM][MX];
//min_jumps is now known to be correct. :)
int min_jumps(int x, int y)
{
  int ans = 0;
  for(int i = LOGM-1; i >= 0; i--)
  {
    int v = up[i][x];
    if(arr[v] <= arr[y])
    {
      ans+=(1<<i);
      x = v;
    }
  }
  for(int i = LOGM-1; i >= 0; 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