Submission #72738

#TimeUsernameProblemLanguageResultExecution timeMemory
72738PajarajaJakarta Skyscrapers (APIO15_skyscraper)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> #define MAXN 30007 using namespace std; vector<int> g[MAXN],w[MAXN]; set<int> v[MAXN]; bool vi[MAXN]; int dist[MAXN],en; void dijkstra(int s) { priority_queue<pair<int,int> > pq; pq.push(make_pair(0,s)); while(!pq.empty()) { int u=pq.top().second,d=-pq.top().first; pq.pop(); if(vi[u]) continue; dist[u]=d; vi[u]=true; if(u==en) return; for(int i=0;i<g[u].size();i++) if(!vi[g[u][i]]) pq.push(make_pair(-d-w[u][i],g[u][i])); } } /*bool binarna(int l,int r,int k,int val) { if(r<l) return false; int s=(l+r)/2; if(v[k][s]==val) return true; if(val<v[k][s]) return binarna(l,s-1,k,val); return binarna(s+1,r,k,val); }*/ int main() { int n,m,st,t1,t2; scanf("%d%d",&n,&m); scanf("%d%d%d%d",&st,&t1,&en,&t2); v[st].insert(t1); v[en].insert(t2); for(int i=0;i<m-2;i++) { scanf("%d%d",&t1,&t2); v[t1].insert(t2); } for(int i=0;i<n;i++) sort(v[i].begin(),v[i].end()); for(int i=0;i<n;i++) { for(set<int>::iterator it=v[i].begin();it!=v[i].end();it++) { int t=*it,cur=i+t; while(cur<n) { if(!vi[cur] && v[cur].size()>0) { g[i].push_back(cur); w[i].push_back((cur-i)/t); vi[cur]=true; } if(v[cur].find(t)!=v[cur].end()) break; cur+=t; } cur=i-t; while(cur>=0) { if(!vi[cur] && v[cur].size()>0) { g[i].push_back(cur); w[i].push_back((i-cur)/t); vi[cur]=true; } if(v[cur].find(t)!=v[cur].end()) break; cur-=t; } } for(int j=0;j<g[i].size();j++) vi[g[i][j]]=false; } dijkstra(st); if(!vi[en]) dist[en]=-1; printf("%d",dist[en]); }

Compilation message (stderr)

skyscraper.cpp: In function 'void dijkstra(int)':
skyscraper.cpp:20:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<g[u].size();i++) if(!vi[g[u][i]]) pq.push(make_pair(-d-w[u][i],g[u][i]));
               ~^~~~~~~~~~~~
skyscraper.cpp: In function 'int main()':
skyscraper.cpp:73:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<g[i].size();j++) vi[g[i][j]]=false;
               ~^~~~~~~~~~~~
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h: In instantiation of 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = std::_Rb_tree_const_iterator<int>; _Compare = __gnu_cxx::__ops::_Iter_less_iter]':
/usr/include/c++/7/bits/stl_algo.h:4836:18:   required from 'void std::sort(_RAIter, _RAIter) [with _RAIter = std::_Rb_tree_const_iterator<int>]'
skyscraper.cpp:43:51:   required from here
/usr/include/c++/7/bits/stl_algo.h:1969:22: error: no match for 'operator-' (operand types are 'std::_Rb_tree_const_iterator<int>' and 'std::_Rb_tree_const_iterator<int>')
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/bits/specfun.h:45,
                 from /usr/include/c++/7/cmath:1914,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:389:5: note: candidate: template<class _IteratorL, class _IteratorR> constexpr decltype ((__y.base() - __x.base())) std::operator-(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)
     operator-(const reverse_iterator<_IteratorL>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:389:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::reverse_iterator<_Iterator>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/bits/specfun.h:45,
                 from /usr/include/c++/7/cmath:1914,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:41,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:1191:5: note: candidate: template<class _IteratorL, class _IteratorR> constexpr decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)
     operator-(const move_iterator<_IteratorL>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:1191:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::move_iterator<_IteratorL>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/ccomplex:39:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from skyscraper.cpp:1:
/usr/include/c++/7/complex:356:5: note: candidate: template<class _Tp> std::complex<_Tp> std::operator-(const std::complex<_Tp>&, const std::complex<_Tp>&)
     operator-(const complex<_Tp>& __x, const complex<_Tp>& __y)
     ^~~~~~~~
/usr/include/c++/7/complex:356:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/ccomplex:39:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from skyscraper.cpp:1:
/usr/include/c++/7/complex:365:5: note: candidate: template<class _Tp> std::complex<_Tp> std::operator-(const std::complex<_Tp>&, const _Tp&)
     operator-(const complex<_Tp>& __x, const _Tp& __y)
     ^~~~~~~~
/usr/include/c++/7/complex:365:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/ccomplex:39:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from skyscraper.cpp:1:
/usr/include/c++/7/complex:374:5: note: candidate: template<class _Tp> std::complex<_Tp> std::operator-(const _Tp&, const std::complex<_Tp>&)
     operator-(const _Tp& __x, const complex<_Tp>& __y)
     ^~~~~~~~
/usr/include/c++/7/complex:374:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/ccomplex:39:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from skyscraper.cpp:1:
/usr/include/c++/7/complex:451:5: note: candidate: template<class _Tp> std::complex<_Tp> std::operator-(const std::complex<_Tp>&)
     operator-(const complex<_Tp>& __x)
     ^~~~~~~~
/usr/include/c++/7/complex:451:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::complex<_Tp>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/deque:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:68,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_deque.h:351:5: note: candidate: template<class _Tp, class _Ref, class _Ptr> typename std::_Deque_iterator<_Tp, _Ref, _Ptr>::difference_type std::operator-(const std::_Deque_iterator<_Tp, _Ref, _Ptr>&, const std::_Deque_iterator<_Tp, _Ref, _Ptr>&)
     operator-(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_deque.h:351:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Deque_iterator<_Tp, _Ref, _Ptr>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/deque:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:68,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_deque.h:363:5: note: candidate: template<class _Tp, class _RefL, class _PtrL, class _RefR, class _PtrR> typename std::_Deque_iterator<_Tp, _Ref, _Ptr>::difference_type std::operator-(const std::_Deque_iterator<_Tp, _Ref, _Ptr>&, const std::_Deque_iterator<_Tp, _RefR, _PtrR>&)
     operator-(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_deque.h:363:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Deque_iterator<_Tp, _Ref, _Ptr>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/vector:65:0,
                 from /usr/include/c++/7/functional:61,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:71,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_bvector.h:208:3: note: candidate: std::ptrdiff_t std::operator-(const std::_Bit_iterator_base&, const std::_Bit_iterator_base&)
   operator-(const _Bit_iterator_base& __x, const _Bit_iterator_base& __y)
   ^~~~~~~~
/usr/include/c++/7/bits/stl_bvector.h:208:3: note:   no known conversion for argument 1 from 'std::_Rb_tree_const_iterator<int>' to 'const std::_Bit_iterator_base&'
In file included from /usr/include/c++/7/valarray:592:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:403:5: note: candidate: template<class _Dom1, class _Dom2> std::_Expr<std::_BinClos<std::__minus, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::_Expr<_Dom2, typename _Dom2::value_type>&)
     _DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
     ^
/usr/include/c++/7/bits/valarray_after.h:403:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/valarray:592:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:403:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const typename _Dom::value_type&)
     _DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
     ^
/usr/include/c++/7/bits/valarray_after.h:403:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/valarray:592:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:403:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const typename _Dom::value_type&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)
     _DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
     ^
/usr/include/c++/7/bits/valarray_after.h:403:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/valarray:592:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:403:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::_Expr<_Dom1, typename _Dom1::value_type>&, const std::valarray<typename _Dom::value_type>&)
     _DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
     ^
/usr/include/c++/7/bits/valarray_after.h:403:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/c++/7/valarray:592:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:403:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__minus, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__minus, typename _Dom1::value_type>::result_type> std::operator-(const std::valarray<typename _Dom::value_type>&, const std::_Expr<_Dom1, typename _Dom1::value_type>&)
     _DEFINE_EXPR_BINARY_OPERATOR(-, __minus)
     ^
/usr/include/c++/7/bits/valarray_after.h:403:5: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95:0,
                 from skyscraper.cpp:1:
/usr/include/c++/7/valarray:1173:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::__minus, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const std::valarray<_Tp>&, const std::valarray<_Tp>&)
 _DEFINE_BINARY_OPERATOR(-, __minus)
 ^
/usr/include/c++/7/valarray:1173:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95:0,
                 from skyscraper.cpp:1:
/usr/include/c++/7/valarray:1173:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::__minus, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const std::valarray<_Tp>&, const _Tp&)
 _DEFINE_BINARY_OPERATOR(-, __minus)
 ^
/usr/include/c++/7/valarray:1173:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95:0,
                 from skyscraper.cpp:1:
/usr/include/c++/7/valarray:1173:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::__minus, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__minus, _Tp>::result_type> std::operator-(const _Tp&, const std::valarray<_Tp>&)
 _DEFINE_BINARY_OPERATOR(-, __minus)
 ^
/usr/include/c++/7/valarray:1173:1: note:   template argument deduction/substitution failed:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from skyscraper.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:1969:22: note:   'std::_Rb_tree_const_iterator<int>' is not derived from 'const std::valarray<_Tp>'
     std::__lg(__last - __first) * 2,
               ~~~~~~~^~~~~~~~~
skyscraper.cpp:34:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
skyscraper.cpp:35:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d%d",&st,&t1,&en,&t2);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
skyscraper.cpp:40:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&t1,&t2);
   ~~~~~^~~~~~~~~~~~~~~~