Submission #1098837

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
1098837	2024-10-10 08:14:26	AliHasanli	Monthly railway pass (LMIO18_menesinis_bilietas)	C++17	Compilation error	0 ms	0 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

menesinis_bilietas

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#include <bits/stdc++.h>
using namespace std;
vector<pair<char,pair<int,int>>>edges;
vector<int>g[500001],g2[500001];
int visit[500001];
void dfs(int node,int p,int col)
{
    visit[node]=col;
    for(int go:g[node])
        if(go!=p && visit[go]==0)
            dfs(go,node,col);
}
bool selected[500001];
int main()
{
    int v,e,comp=0;
    cin>>v>>e;
    while(e--)
    {
        char c;
        int a,b;
        cin>>a>>b>>c;
        edges.push_back({c,{a,b}});
    }
    //sort(edges.begin(),edges.end());
    for(int i=edges.size()-1;i>=0;i--)
    {
        if(edges[i].first=='T')
        {
            g[edges[i].second.first].push_back(edges[i].second.second);
 
 
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Compilation message (stderr)

menesinis_bilietas.cpp: In function 'void dfs(int, int, int)':
menesinis_bilietas.cpp:8:5: error: reference to 'visit' is ambiguous
    8 |     visit[node]=col;
      |     ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:10:21: error: reference to 'visit' is ambiguous
   10 |         if(go!=p && visit[go]==0)
      |                     ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp: In function 'int main()':
menesinis_bilietas.cpp:36:12: error: reference to 'visit' is ambiguous
   36 |         if(visit[i]==0)dfs(i,0,comp+1),
      |            ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:47:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<char, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |     for(int i=0;i<edges.size();i++)
      |                 ~^~~~~~~~~~~~~
menesinis_bilietas.cpp:49:16: error: reference to 'visit' is ambiguous
   49 |             g2[visit[edges[i].second.first]].push_back(visit[edges[i].second.second]),g2[visit[edges[i].second.second]].push_back(visit[edges[i].second.first]);
      |                ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:49:56: error: reference to 'visit' is ambiguous
   49 |             g2[visit[edges[i].second.first]].push_back(visit[edges[i].second.second]),g2[visit[edges[i].second.second]].push_back(visit[edges[i].second.first]);
      |                                                        ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:49:90: error: reference to 'visit' is ambiguous
   49 |             g2[visit[edges[i].second.first]].push_back(visit[edges[i].second.second]),g2[visit[edges[i].second.second]].push_back(visit[edges[i].second.first]);
      |                                                                                          ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:49:131: error: reference to 'visit' is ambiguous
   49 |             g2[visit[edges[i].second.first]].push_back(visit[edges[i].second.second]),g2[visit[edges[i].second.second]].push_back(visit[edges[i].second.first]);
      |                                                                                                                                   ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:53:23: error: reference to 'visit' is ambiguous
   53 |         for(int go:g2[visit[i]])
      |                       ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:55:16: error: reference to 'visit' is ambiguous
   55 |             if(visit[i]!=go && selected[go]==0)
      |                ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~
menesinis_bilietas.cpp:63:23: error: reference to 'visit' is ambiguous
   63 |         for(int go:g2[visit[i]])
      |                       ^~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:133,
                 from menesinis_bilietas.cpp:1:
/usr/include/c++/10/variant:1700:5: note: candidates are: 'template<class _Visitor, class ... _Variants> constexpr decltype(auto) std::visit(_Visitor&&, _Variants&& ...)'
 1700 |     visit(_Visitor&& __visitor, _Variants&&... __variants)
      |     ^~~~~
menesinis_bilietas.cpp:5:5: note:                 'int visit [500001]'
    5 | int visit[500001];
      |     ^~~~~