답안 #981308

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
981308	2024-05-13T04:11:15 Z	Faisal_Saqib	밀림 점프 (APIO21_jumps)	C++17	컴파일 오류	0 ms	0 KB

jumps

#include "jumps.h"

#include <vector>


#include <bits/stdc++.h>

#include "stub.cpp"

using namespace std;
const int N=2e5+2;
int n;
int dist[N];
vector<int> adj[N];
bool subtask1=0;
void init(int NP, std::vector<int> a) {
  subtask1=is_sorted(begin(a),end(a));
  n=NP;
  set<int> spl;
  vector<pair<int,int>> pp;
  for(int j=0;j<n;j++)
    pp.push_back({h[j],j});
  sort(begin(pp),end(pp));
  for(int j=n-1;j>=0;j--)
  {
    auto it = spl.upper_bound(pp[j].second);
    // cout<<"For "<<pp[j].second<<" edge with: ";
    if(it!=end(spl))
    {
      // cout<<*it<<' ';
      adj[pp[j].second].push_back(*it);
    }
    if(it!=begin(spl))
    {
      it--;
      // cout<<*it<<' ';
      adj[pp[j].second].push_back(*it);
    }
    // cout<<endl;
    spl.insert(pp[j].second);
  }
}

int minimum_jumps(int a, int b, int c, int d) {
  if(subtask1)
  {
    return max(0,c-b);
  }
  for(int j=0;j<=n;j++)
    dist[j]=2e9;
  priority_queue<pair<int,int>,vector<pair<int,int>>,greater<pair<int,int>>> pq;
  for(int st=a;st<=b;st++)
    pq.push({dist[st]=0,st});
  while(pq.size())
  {
    auto it=pq.top();
    if(c<=it.second and it.second<=d)
      return it.first;
    pq.pop();
    if(dist[it.second]==it.first)
      for(auto dj:adj[it.second])
        if(dist[dj]>(dist[it.second]+1))
        {
          dist[dj]=dist[it.second]+1;
          pq.push({dist[dj],dj});
        }
  }
  return -1;
}

Compilation message

jumps.cpp: In function 'void init(int, std::vector<int>)':
jumps.cpp:22:19: error: 'h' was not declared in this scope
   22 |     pp.push_back({h[j],j});
      |                   ^
jumps.cpp:22:26: error: no matching function for call to 'std::vector<std::pair<int, int> >::push_back(<brace-enclosed initializer list>)'
   22 |     pp.push_back({h[j],j});
      |                          ^
In file included from /usr/include/c++/10/vector:67,
                 from jumps.h:1,
                 from jumps.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:1187:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::value_type = std::pair<int, int>]'
 1187 |       push_back(const value_type& __x)
      |       ^~~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:1187:35: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'const value_type&' {aka 'const std::pair<int, int>&'}
 1187 |       push_back(const value_type& __x)
      |                 ~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/stl_vector.h:1203:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(std::vector<_Tp, _Alloc>::value_type&&) [with _Tp = std::pair<int, int>; _Alloc = std::allocator<std::pair<int, int> >; std::vector<_Tp, _Alloc>::value_type = std::pair<int, int>]'
 1203 |       push_back(value_type&& __x)
      |       ^~~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:1203:30: note:   no known conversion for argument 1 from '<brace-enclosed initializer list>' to 'std::vector<std::pair<int, int> >::value_type&&' {aka 'std::pair<int, int>&&'}
 1203 |       push_back(value_type&& __x)
      |                 ~~~~~~~~~~~~~^~~