Submission #783986

#	Time	Username	Problem	Language	Result	Execution time	Memory
783986		ZHIRDILBILDIZ	Cyberland (APIO23_cyberland)	C++17	Compilation error	0 ms	0 KiB

cyberland

#include<bits/stdc++.h>
#include "cyberland.h"
#define ll long long
#define fi first
#define se second
using namespace std ;
const int N = 1e5 ;
bool us[N] ;
double dist[N] ;
vector<pair<int, int>> v[N] ;
priority_queue<pair<double, int>> s ;
void deikstra()
{
    for(int i = 0 ; i < N ; i++)
        dist[i] = 1e18 ;
    for(auto i : s)
        dist[i.se] = 0 ;
    while(s.size())
    {
        pair<double, int> p = s.top() ;
        s.pop() ;
        if(us[p.se])
            continue ;
        us[p.se] = 1 ;
        for(auto i : v[p.se])
        {
            if(us[i.fi] || dist[i.fi] <= -p.fi + i.se)
                continue ;
            dist[i.fi] = -p.fi + i.se ;
            s.push({-dist[i.fi], i.fi}) ;
        }
    }
}
double solve(int n, int m, int k, int h, vector<int> x, vector<int> y, vector<int> c, vector<int> arr)
{
    bool flag1 = 0, flag2 = 0 ;
    s.clear() ;
    for(int i = 0 ; i < n ; i++)
    {
        v[i].clear() ;
        us[i] = 0 ;
        dist[i] = 0 ;
        if(arr[i] != 1)flag1 = 1 ;
        if(arr[i] == 2)flag2 = 1 ;
    }
    for(int i = 0 ; i < m ; i++)
    {
        v[x[i]].push_back({y[i], c[i]}) ;
        v[y[i]].push_back({x[i], c[i]}) ;
    }
    if(!flag1)
    {
        deikstra() ;
        if(dist[h] == 1e18)
            return -1 ;
        else
            return dist[h] ;
    }
    if(!flag2)
    {
        us[h] = 1 ;
        s.push({0, 0}) ;
        deikstra() ;
        for(int i = 0 ; i < n ; i++)
        {
            if(!arr[i] && us[i])
                s.push({0, i}) ;
            us[i] = 0 ;
        }
        deikstra() ;
        if(dist[h] == 1e18)
            return -1 ;
        else
            return dist[h] ;
    }
}
//signed main()
//{
//    ios_base::sync_with_stdio( 0 ) ;
//    cin.tie( 0 ) ;
//    cout.tie( 0 ) ;
//    int t ;
//    cin >> t ;
//    while(t--)
//    {
//        int n, m, k, h ;
//        cin >> n >> m >> k >> h ;
//        vector<int> a(m), b(m), c(m), arr(n) ;
//        for(int i = 0 ; i < n ; i++)
//            cin >> arr[i] ;
//        for(int i = 0 ; i < m ; i++)
//            cin >> a[i] >> b[i] >> c[i] ;
//        cout << fixed << setprecision(9) << solve(n, m, k, h, a, b, c, arr) << '\n' ;
//    }
//    return 0 ;
//}

Compilation message (stderr)

cyberland.cpp: In function 'void deikstra()':
cyberland.cpp:16:18: error: no matching function for call to 'begin(std::priority_queue<std::pair<double, int> >&)'
   16 |     for(auto i : s)
      |                  ^
In file included from /usr/include/c++/10/bits/range_access.h:36,
                 from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 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 cyberland.cpp:1:
/usr/include/c++/10/initializer_list:90:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::begin(std::initializer_list<_Tp>)'
   90 |     begin(initializer_list<_Tp> __ils) noexcept
      |     ^~~~~
/usr/include/c++/10/initializer_list:90:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   'std::priority_queue<std::pair<double, int> >' is not derived from 'std::initializer_list<_Tp>'
   16 |     for(auto i : s)
      |                  ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 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 cyberland.cpp:1:
/usr/include/c++/10/bits/range_access.h:51:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(_Container&)'
   51 |     begin(_Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:51:5: note:   template argument deduction/substitution failed:
/usr/include/c++/10/bits/range_access.h: In substitution of 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(_Container&) [with _Container = std::priority_queue<std::pair<double, int> >]':
cyberland.cpp:16:18:   required from here
/usr/include/c++/10/bits/range_access.h:51:50: error: 'class std::priority_queue<std::pair<double, int> >' has no member named 'begin'
   51 |     begin(_Container& __cont) -> decltype(__cont.begin())
      |                                           ~~~~~~~^~~~~
/usr/include/c++/10/bits/range_access.h:61:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(const _Container&)'
   61 |     begin(const _Container& __cont) -> decltype(__cont.begin())
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:61:5: note:   template argument deduction/substitution failed:
/usr/include/c++/10/bits/range_access.h: In substitution of 'template<class _Container> constexpr decltype (__cont.begin()) std::begin(const _Container&) [with _Container = std::priority_queue<std::pair<double, int> >]':
cyberland.cpp:16:18:   required from here
/usr/include/c++/10/bits/range_access.h:61:56: error: 'const class std::priority_queue<std::pair<double, int> >' has no member named 'begin'
   61 |     begin(const _Container& __cont) -> decltype(__cont.begin())
      |                                                 ~~~~~~~^~~~~
/usr/include/c++/10/bits/range_access.h:90:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::begin(_Tp (&)[_Nm])'
   90 |     begin(_Tp (&__arr)[_Nm])
      |     ^~~~~
/usr/include/c++/10/bits/range_access.h:90:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   mismatched types '_Tp [_Nm]' and 'std::priority_queue<std::pair<double, int> >'
   16 |     for(auto i : s)
      |                  ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from cyberland.cpp:1:
/usr/include/c++/10/valarray:1214:5: note: candidate: 'template<class _Tp> _Tp* std::begin(std::valarray<_Tp>&)'
 1214 |     begin(valarray<_Tp>& __va)
      |     ^~~~~
/usr/include/c++/10/valarray:1214:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   'std::priority_queue<std::pair<double, int> >' is not derived from 'std::valarray<_Tp>'
   16 |     for(auto i : s)
      |                  ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from cyberland.cpp:1:
/usr/include/c++/10/valarray:1224:5: note: candidate: 'template<class _Tp> const _Tp* std::begin(const std::valarray<_Tp>&)'
 1224 |     begin(const valarray<_Tp>& __va)
      |     ^~~~~
/usr/include/c++/10/valarray:1224:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   'std::priority_queue<std::pair<double, int> >' is not derived from 'const std::valarray<_Tp>'
   16 |     for(auto i : s)
      |                  ^
cyberland.cpp:16:18: error: no matching function for call to 'end(std::priority_queue<std::pair<double, int> >&)'
In file included from /usr/include/c++/10/bits/range_access.h:36,
                 from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 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 cyberland.cpp:1:
/usr/include/c++/10/initializer_list:101:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::end(std::initializer_list<_Tp>)'
  101 |     end(initializer_list<_Tp> __ils) noexcept
      |     ^~~
/usr/include/c++/10/initializer_list:101:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   'std::priority_queue<std::pair<double, int> >' is not derived from 'std::initializer_list<_Tp>'
   16 |     for(auto i : s)
      |                  ^
In file included from /usr/include/c++/10/string:54,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 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 cyberland.cpp:1:
/usr/include/c++/10/bits/range_access.h:71:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(_Container&)'
   71 |     end(_Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/10/bits/range_access.h:71:5: note:   template argument deduction/substitution failed:
/usr/include/c++/10/bits/range_access.h: In substitution of 'template<class _Container> constexpr decltype (__cont.end()) std::end(_Container&) [with _Container = std::priority_queue<std::pair<double, int> >]':
cyberland.cpp:16:18:   required from here
/usr/include/c++/10/bits/range_access.h:71:48: error: 'class std::priority_queue<std::pair<double, int> >' has no member named 'end'
   71 |     end(_Container& __cont) -> decltype(__cont.end())
      |                                         ~~~~~~~^~~
/usr/include/c++/10/bits/range_access.h:81:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(const _Container&)'
   81 |     end(const _Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/10/bits/range_access.h:81:5: note:   template argument deduction/substitution failed:
/usr/include/c++/10/bits/range_access.h: In substitution of 'template<class _Container> constexpr decltype (__cont.end()) std::end(const _Container&) [with _Container = std::priority_queue<std::pair<double, int> >]':
cyberland.cpp:16:18:   required from here
/usr/include/c++/10/bits/range_access.h:81:54: error: 'const class std::priority_queue<std::pair<double, int> >' has no member named 'end'
   81 |     end(const _Container& __cont) -> decltype(__cont.end())
      |                                               ~~~~~~~^~~
/usr/include/c++/10/bits/range_access.h:100:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
  100 |     end(_Tp (&__arr)[_Nm])
      |     ^~~
/usr/include/c++/10/bits/range_access.h:100:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   mismatched types '_Tp [_Nm]' and 'std::priority_queue<std::pair<double, int> >'
   16 |     for(auto i : s)
      |                  ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from cyberland.cpp:1:
/usr/include/c++/10/valarray:1234:5: note: candidate: 'template<class _Tp> _Tp* std::end(std::valarray<_Tp>&)'
 1234 |     end(valarray<_Tp>& __va)
      |     ^~~
/usr/include/c++/10/valarray:1234:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   'std::priority_queue<std::pair<double, int> >' is not derived from 'std::valarray<_Tp>'
   16 |     for(auto i : s)
      |                  ^
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from cyberland.cpp:1:
/usr/include/c++/10/valarray:1244:5: note: candidate: 'template<class _Tp> const _Tp* std::end(const std::valarray<_Tp>&)'
 1244 |     end(const valarray<_Tp>& __va)
      |     ^~~
/usr/include/c++/10/valarray:1244:5: note:   template argument deduction/substitution failed:
cyberland.cpp:16:18: note:   'std::priority_queue<std::pair<double, int> >' is not derived from 'const std::valarray<_Tp>'
   16 |     for(auto i : s)
      |                  ^
cyberland.cpp: In function 'double solve(int, int, int, int, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
cyberland.cpp:37:7: error: 'class std::priority_queue<std::pair<double, int> >' has no member named 'clear'
   37 |     s.clear() ;
      |       ^~~~~
cyberland.cpp:76:1: warning: control reaches end of non-void function [-Wreturn-type]
   76 | }
      | ^