Submission #744804

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
744804	2023-05-19 06:09:25	Mauve	Rainforest Jumps (APIO21_jumps)	C++14	37 / 100	4078 ms	27516 KiB

jumps

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#include "jumps.h"
using namespace std;
#include<bits/stdc++.h>
#define pb push_back
int n,m,l,r,i,j,ii,jj,k,h[21][200002],subtask;
vector<int> v[200006];
int asuu(int l, int r){
  int k=r-l+1;
  k = 31 - __builtin_clz(k);
  return max(h[k][l],h[k][r-(1<<k)+1]);
}
void init(int N, std::vector<int> H){
  n=N;
  for(i=0;i<n;i++){
    h[0][i]=H[i];
    if(H[i]!=i+1) subtask=1;
  }
  for(j=1;j<=20;j++)
  for(i=0;i<n;i++){
    l=h[j-1][i];
    if(i+(1<<(j-1))<n) h[j][i]=max(l,h[j-1][i+(1<<(j-1))]);
  }
  for(i=0;i<n;i++){
    if(i!=0 && asuu(0,i-1)>H[i]){
      l=0;
      r=i-1;
      while(r-l>1){
        m=(r+l)/2;
        if(asuu(m+1,r)>H[i]) l=m+1;
        else r=m;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

jumps.cpp: In function 'int minimum_jumps(int, int, int, int)':
jumps.cpp:70:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   70 |   for(i=0;i<v[node].size();i++)
      |           ~^~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 8 / 8
• Subtask 3: 13 / 13
• Subtask 4: 12 / 12
• Subtask 5: 0 / 23
• Subtask 6: 0 / 21
• Subtask 7: 0 / 19