제출 #864998

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
864998		gutzzy	Easter Eggs (info1cup17_eastereggs)	C++14	컴파일 에러	0 ms	0 KiB

eastereggs

#include <bits/stdc++.h>
#include "grader.h"
using namespace std;

vector<int> islands;
vector<bool> visited;
vector<vector<int>> lst;

void dfs(int nodo){
    visited[nodo] = true;
    islands.push_back(nodo);
    for(int vecino:lst[nodo]){
        if(!visited[vecino]) dfs(vecino);
    }
}

int findEgg(int n, vector<pair<int, int>>bridges){
    // vector 1D de todas las islas
    lst = vector<vector<int>>(n,vector<int>());
    
    for(auto b:bridges){
        lst[b.first-1].push_back(b.second-1);
        lst[b.second-1].push_back(b.first-1);
    }
    
    visited = vector<bool>(n,false);
    dfs(0);
    
    for(int i=0;i<n;i++) islands[i]++;
    
    // binary search
    
    int l = 0;
    int r = n-1;
    while(l<=r){
        int m = (l+r)/2;
        //cout << l << " " << r << " " << m << endl;
        bool egg = query({islands.begin(),islands.begin()+min(m+1,islands.size())});
        if(egg) r = m-1;
        else l = m+1;
    }
    return islands[l];
}

컴파일 시 표준 에러 (stderr) 메시지

eastereggs.cpp: In function 'int findEgg(int, std::vector<std::pair<int, int> >)':
eastereggs.cpp:38:81: error: no matching function for call to 'min(int, std::vector<int>::size_type)'
   38 |         bool egg = query({islands.begin(),islands.begin()+min(m+1,islands.size())});
      |                                                                                 ^
In file included from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from eastereggs.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
eastereggs.cpp:38:81: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::vector<int>::size_type' {aka 'long unsigned int'})
   38 |         bool egg = query({islands.begin(),islands.begin()+min(m+1,islands.size())});
      |                                                                                 ^
In file included from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from eastereggs.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
eastereggs.cpp:38:81: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::vector<int>::size_type' {aka 'long unsigned int'})
   38 |         bool egg = query({islands.begin(),islands.begin()+min(m+1,islands.size())});
      |                                                                                 ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from eastereggs.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
eastereggs.cpp:38:81: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   38 |         bool egg = query({islands.begin(),islands.begin()+min(m+1,islands.size())});
      |                                                                                 ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from eastereggs.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
eastereggs.cpp:38:81: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   38 |         bool egg = query({islands.begin(),islands.begin()+min(m+1,islands.size())});
      |                                                                                 ^
eastereggs.cpp:38:83: error: could not convert '{islands.std::vector<int>::begin(), <expression error>}' from '<brace-enclosed initializer list>' to 'std::vector<int>'
   38 |         bool egg = query({islands.begin(),islands.begin()+min(m+1,islands.size())});
      |                                                                                   ^
      |                                                                                   |
      |                                                                                   <brace-enclosed initializer list>