제출 #937586

#제출 시각아이디문제언어결과실행 시간메모리
937586ByeWorldFactories (JOI14_factories)C++14
컴파일 에러
0 ms0 KiB
#include "factories.h" #include <bits/stdc++.h> #define fi first #define se second #define pb push_back #define ll long long #define lf (id<<1) #define rg ((id<<1)|1) #define md ((l+r)>>1) #define ld long double using namespace std; typedef pair<ll,ll> pii; const ll INF = 1e18+10; const int MAXN = 5e5+10; const int LOG = 21; int n; vector <pii> adj[MAXN]; ll dep[MAXN], up[MAXN], anc[MAXN][LOG+5]; ll x[MAXN], y[MAXN]; void dfs(ll nw, ll par){ dep[nw] = dep[par]+1; anc[nw][0] = par; for(auto nx : adj[nw]){ if(nx.fi == par) continue; up[nx.fi] = up[nw]+nx.se; dfs(nx.fi, nw); } } ll LCA(ll x, ll y){ if(dep[x] > dep[y]) swap(x, y); //gerakin y for(int i=LOG-1; i>=0; i--){ if(dep[anc[y][i]] >= dep[x]) y = anc[y][i]; // dibawah ato sama dengan } if(x == y) return x; for(int i=LOG-1; i>=0; i--){ if(anc[y][i] != anc[x][i]){ x = anc[x][i]; y = anc[y][i]; } } return anc[x][0]; } ll DIST(ll x, ll y){ ll lca = LCA(x, y); return (ll)up[x]+up[y]-2*up[lca]; } void Init(int N, int A[], int B[], int D[]) { n = N; for(int i=0; i<n-1; i++){ A[i]++; B[i]++; adj[A[i]].pb({B[i], D[i]}); adj[A[i]].pb({B[i], D[i]}); } up[0] = 0; dep[0] = 0; dfs(1, -1); for(int i=1; i<LOG; i++){ for(int j=1; j<=n; j++){ anc[j][i] = anc[anc[j][i-1]][i-1]; } } //cout << LCA(6, 7) << "pp\n"; //for(int i=1; i<=n; i++) cout << up[i] << " p\n"; } long long Query(int S, int X[], int T, int Y[]) { int s = S, t = T; for(int i=1; i<=s; i++) x[i] = X[i-1]+1; for(int i=1; i<=t; i++) y[i] = Y[i-1]+1; //for(int i=1; i<=s; i++) cout << x[i] << "p\n"; //for(int i=1; i<=t; i++) cout << y[i] << "pp\n"; ll mn = INF; for(int i=1; i<=s; i++){ for(int j=1; j<=t; j++){ int te = DIST(x[i], y[j]); mn = min(mn, te); //cout << x[i] << ' ' << y[j] << ' '<< DIST(x[i], y[j]) << ' '<< up[x[i]] << ' ' << " x\n"; assert(te != 0); } } return mn; }

컴파일 시 표준 에러 (stderr) 메시지

factories.cpp: In function 'long long int Query(int, int*, int, int*)':
factories.cpp:80:19: error: no matching function for call to 'min(long long int&, int&)'
   80 |    mn = min(mn, te);
      |                   ^
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 factories.cpp:2:
/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:
factories.cpp:80:19: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   80 |    mn = min(mn, te);
      |                   ^
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 factories.cpp:2:
/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:
factories.cpp:80:19: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   80 |    mn = min(mn, te);
      |                   ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from factories.cpp:2:
/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:
factories.cpp:80:19: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   80 |    mn = min(mn, te);
      |                   ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from factories.cpp:2:
/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:
factories.cpp:80:19: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   80 |    mn = min(mn, te);
      |                   ^