제출 #835848

#제출 시각아이디문제언어결과실행 시간메모리
835848APROHACK디지털 회로 (IOI22_circuit)C++17
컴파일 에러
0 ms0 KiB
#include "circuit.h" #include <bits/stdc++.h> #define ll long long #define ff first #define ss second #define pb push_back using namespace std; int n, m; vector<int>child[200001]; bool state[200001]; ll encen[200001][2]; // encendido y apagado const ll MOD = 1000002022; ll past[2002][2002]; void generate(int node); int parent[200002]; bool casito = true; ll aporte[200002]; ll prefix[200002]; ll T[200002]; ll ans = 0; #define isCase4 false // seg tree ll sumaUno[200005*4]; ll sumaCero[200005*4]; bool lazy[200005*4]; ll aux1[200005]; ll aux0[200005]; int mid[200005*4]; void upd(int node); void cambiar(int node, int dd, int ht, int l, int r); void generate(int node, int dd, int ht){ mid[node] = (dd + ht)/2; if(dd == ht){ sumaUno[node] = aux1[dd]; sumaCero[node] = aux0[dd]; }else{ generate(node*2, dd, mid[node]); generate(node * 2 + 1, mid[node] + 1, ht ); upd(node); } } ll get1(int node){ if(lazy[node]){ return sumaCero[node]; }else return sumaUno[node]; } ll get0(int node){ if(lazy[node]){ return sumaUno[node]; }else return sumaCero[node]; } void upd(int node){ sumaUno[node] = (get1(node*2) + get1(node*2+1))%MOD; sumaCero[node] = (get0(node*2) + get0(node*2+1))%MOD; } void prop(int node, int dd, int ht){ if(lazy[node] ){ //cout << "propagating from " << dd << " " << ht << endl; if(dd == ht)swap(sumaCero[node], sumaUno[node]); else{ cambiar(node*2, dd, mid[node], dd, mid[node]); cambiar(node*2+1, mid[node] + 1, ht, mid[node] + 1, ht); } } } void cambiar(int node, int dd, int ht, int l, int r){ if(dd == l and ht == r){ lazy[node] = !lazy[node]; //cout << "node " << dd << " " << ht << " exc " << lazy[node] << endl; } else{ prop(node, dd, ht); lazy[node] = 0; if(r <= mid[node])cambiar(node * 2, dd, mid[node], l, r); else if(mid[node] < l)cambiar(node*2+1, mid[node]+1, ht, l, r); else{ cambiar(node*2, dd, mid[node], l, mid[node]); cambiar(node*2+1, mid[node]+1, ht, mid[node] + 1, r); } upd(node); //cout << "node " << dd << " " << ht << " updated "; //cout << get1(node) << " " << get0(node) << endl; } } void precalc(int node){ T[node] = 1; if(node >= n)return ; for(int i = 0 ; i < child[node].size() ; i ++){ precalc(child[node][i]); T[node] = T[node] * T[child[node][i]] % MOD; } T[node] = T[node] * (ll)child[node].size() % MOD; } void calcPrefix(int node, ll acum){ if(node >= n){ aporte[node] = acum; //cout << "aporte de " << node << ": " << acum << endl; sumaUno[node] = 0; sumaCero[node] = 0; if(state[node])aux1[node] = aporte[node]; else aux0[node] = aporte[node]; return ; } int hijo1 = child[node][0]; int hijo2 = child[node][1]; calcPrefix(hijo1, (acum * T[hijo2]) % MOD); calcPrefix(hijo2, (acum * T[hijo1]) % MOD); } // void init(int N, int M, std::vector<int> P, std::vector<int> A) { n = N; m = M; for(int i = 0 ; i < n+m ; i ++){ if(P[i] != -1){ child[P[i]].pb(i); } parent[i] = P[i]; } for(int i = 0 ; i < n+m ; i ++){ if(child[i] != 0 and child[i] != 2)casito = false; } //assert(casito); for(int i = N ; i <= N+M ; i ++){ state[i] = A[i-N]; } memset(past, -1, sizeof past); memset(lazy, false, sizeof lazy); generate(0); ans = encen[0][0]; if(isCase4 or ( casito and (n > 1000 or m > 1000) ) ){ precalc(0); calcPrefix(0, 1); generate(1, n, n+m-1); } } ll mem[2002][2002]; ll currentIt = -1 ; void newDp(){ currentIt++; } ll dp(int parent, ll i, int k){ if(k < 0)return 0; if(i == child[parent].size() and k > 0)return 0; else if(i == child[parent].size()) return 1; if(past[i][k] == currentIt)return mem[i][k]; past[i][k] = currentIt; return mem[i][k] = ((dp(parent, i+1, k-1) * encen[child[parent][i]][0] % MOD) + ((dp(parent, i+1, k) * encen[child[parent][i]][1])%MOD))%MOD; } void generate(int node){ if(node >= n){ if(state[node]){ encen[node][0] = 1; encen[node][1] = 0; }else{ encen[node][0] = 0; encen[node][1] = 1; } return ; } for(int i = 0 ; i < child[node].size() ; i ++){ generate(child[node][i]); } newDp(); ll enc = 0, inv = 0; for(ll i = 1 ; i <= child[node].size() ; i ++){ enc += dp(node, 0, i) * i % MOD; enc %= MOD; } ll allWays = 1; for(int i = 0 ; i < child[node].size() ; i ++){ allWays *= (encen[child[node][i]][0] + encen[child[node][i]][1])%MOD; allWays %= MOD; } allWays *= (ll)child[node].size(); allWays %= MOD; encen[node][0] = enc; encen[node][1] = ((allWays - enc) + MOD) % MOD; //cout << "for node " << node << " there are " << encen[node][0] << ", " << encen[node][1] << "\n"; } int count_ways(int L, int R) { if(isCase4 or ( casito and (n > 1000 or m > 1000) ) ){ cambiar(1, n, n+m-1, L, R); return get1(1); } else { for(int i = L ; i <= R ; i ++){ state[i] = !state[i]; } generate(0); } return encen[0][0]; }

컴파일 시 표준 에러 (stderr) 메시지

circuit.cpp: In function 'void precalc(int)':
circuit.cpp:94:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   94 |  for(int i = 0 ; i < child[node].size() ; i ++){
      |                  ~~^~~~~~~~~~~~~~~~~~~~
circuit.cpp: In function 'void init(int, int, std::vector<int>, std::vector<int>)':
circuit.cpp:128:15: error: no match for 'operator!=' (operand types are 'std::vector<int>' and 'int')
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |      ~~~~~~~~ ^~ ~
      |             |    |
      |             |    int
      |             std::vector<int>
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:1064:5: note: candidate: 'template<class _BiIter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)'
 1064 |     operator!=(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1064:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:1144:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator!=(std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&, const std::__cxx11::sub_match<_BiIter>&)'
 1144 |     operator!=(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1144:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:1237:5: note: candidate: 'template<class _Bi_iter, class _Ch_traits, class _Ch_alloc> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)'
 1237 |     operator!=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1237:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:1311:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)'
 1311 |     operator!=(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1311:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:1405:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)'
 1405 |     operator!=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1405:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:1479:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)'
 1479 |     operator!=(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1479:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'int'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:1579:5: note: candidate: 'template<class _Bi_iter> bool std::__cxx11::operator!=(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)'
 1579 |     operator!=(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1579:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from circuit.cpp:2:
/usr/include/c++/10/bits/regex.h:2126:5: note: candidate: 'template<class _Bi_iter, class _Alloc> bool std::__cxx11::operator!=(const std::__cxx11::match_results<_BiIter, _Alloc>&, const std::__cxx11::match_results<_BiIter, _Alloc>&)'
 2126 |     operator!=(const match_results<_Bi_iter, _Alloc>& __m1,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:2126:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::__cxx11::match_results<_BiIter, _Alloc>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/vector:60,
                 from circuit.h:1,
                 from circuit.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:496:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator!=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&)'
  496 |     operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:496:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::pair<_T1, _T2>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from circuit.h:1,
                 from circuit.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:372:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)'
  372 |     operator!=(const reverse_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:372:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::reverse_iterator<_Iterator>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from circuit.h:1,
                 from circuit.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:410:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator!=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_IteratorR>&)'
  410 |     operator!=(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:410:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::reverse_iterator<_Iterator>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from circuit.h:1,
                 from circuit.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&)'
 1444 |     operator!=(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1444:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::move_iterator<_IteratorL>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
                 from /usr/include/c++/10/vector:60,
                 from circuit.h:1,
                 from circuit.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator!=(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&)'
 1501 |     operator!=(const move_iterator<_Iterator>& __x,
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1501:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::move_iterator<_IteratorL>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/vector:64,
                 from circuit.h:1,
                 from circuit.cpp:1:
/usr/include/c++/10/bits/allocator.h:213:5: note: candidate: 'template<class _T1, class _T2> bool std::operator!=(const std::allocator<_Tp1>&, const std::allocator<_T2>&)'
  213 |     operator!=(const allocator<_T1>&, const allocator<_T2>&)
      |     ^~~~~~~~
/usr/include/c++/10/bits/allocator.h:213:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::allocator<_Tp1>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/vector:67,
                 from circuit.h:1,
                 from circuit.cpp:1:
/usr/include/c++/10/bits/stl_vector.h:1937:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator!=(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)'
 1937 |     operator!=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
      |     ^~~~~~~~
/usr/include/c++/10/bits/stl_vector.h:1937:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   mismatched types 'const std::vector<_Tp, _Alloc>' and 'int'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/iosfwd:40,
                 from /usr/include/c++/10/ios:38,
                 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 circuit.cpp:2:
/usr/include/c++/10/bits/postypes.h:227:5: note: candidate: 'template<class _StateT> bool std::operator!=(const std::fpos<_StateT>&, const std::fpos<_StateT>&)'
  227 |     operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/10/bits/postypes.h:227:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::fpos<_StateT>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 from /usr/include/c++/10/string:55,
                 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 circuit.cpp:2:
/usr/include/c++/10/string_view:525:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::basic_string_view<_CharT, _Traits>, std::basic_string_view<_CharT, _Traits>)'
  525 |     operator!=(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:525:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 from /usr/include/c++/10/string:55,
                 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 circuit.cpp:2:
/usr/include/c++/10/string_view:531:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::basic_string_view<_CharT, _Traits>, std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >)'
  531 |     operator!=(basic_string_view<_CharT, _Traits> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:531:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 from /usr/include/c++/10/string:55,
                 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 circuit.cpp:2:
/usr/include/c++/10/string_view:538:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator!=(std::__type_identity_t<std::basic_string_view<_CharT, _Traits> >, std::basic_string_view<_CharT, _Traits>)'
  538 |     operator!=(__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:538:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/string:55,
                 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 circuit.cpp:2:
/usr/include/c++/10/bits/basic_string.h:6229:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator!=(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6229 |     operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6229:5: note:   template argument deduction/substitution failed:
circuit.cpp:128:18: note:   'std::vector<int>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
  128 |   if(child[i] != 0 and child[i] != 2)casito  = false;
      |                  ^
In file included from /usr/include/c++/10/string:55,
                 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/ss