| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 469633 | Lam_lai_cuoc_doi | Factories (JOI14_factories) | 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.
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;
template <class T>
void read(T &x)
{
x = 0;
register int c;
while ((c = getchar()) && (c > '9' || c < '0'))
;
for (; c >= '0' && c <= '9'; c = getchar())
x = x * 10 + c - '0';
}
constexpr bool typetest = 0;
constexpr int N = 5e5 + 5;
constexpr ll Inf = 1e17 + 7;
struct Path
{
int v, type;
ll w;
} a[N];
int n, m, in[N], beg[N];
int cnt[N], en[N], l(0), par[N];
ll dep[N], ans;
vector<pair<int, ll>> adj[N];
void dfs(int v, int p = -1)
{
cnt[v] = 1;
for (auto i : adj[v])
if (i.first != p)
{
par[i.first] = v;
dep[i.first] = dep[v] + i.second;
dfs(i.first, v);
cnt[v] += cnt[i.first];
}
}
void hld(int v)
{
in[v] = l;
if (!beg[in[v]])
beg[in[v]] = v;
pair<int, int> ans({0, 0});
for (auto i : adj[v])
if (i.first != par[v])
ans = max(ans, make_pair(cnt[i.first], i.first));
if (ans.first != 0)
{
hld(ans.second);
for (auto i : adj[v])
if (i.first != par[v] && i.first != ans.second)
{
++l;
hld(i.first);
}
}
}
void Init(int nn, int[] a, int[] b, int[] d)
{
n = nn;
for (int i = 0; i < n - 1; ++i)
{
adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
adj[b[i] + 1].emplace_back(a[i] + 1, d[i]);
}
l = 1;
dfs(1);
hld(1);
}
void GetPath(int v, int type)
{
ll w = dep[v];
while (v)
{
++m;
a[m].v = v;
a[m].type = type;
a[m].w = w;
v = par[beg[in[v]]];
}
}
void Cal(int x, int y)
{
sort(a + x, a + y + 1, [&](const Path &a, const Path &b)
{ return dep[a.v] < dep[b.v]; });
ll minn[2] = {Inf, Inf};
for (int i = y; i >= x; --i)
{
ans = min(ans, a[i].w + minn[a[i].type ^ 1] - 2 * dep[a[i].v]);
minn[a[i].type] = min(minn[a[i].type], a[i].w);
}
}
ll Query(int s, int[] u, int t, int[] v)
{
m = 0;
ans = Inf;
for (int i = 0; i < s; ++i)
GetPath(u[i] + 1, 1);
for (int i = 0; i < t; ++i)
GetPath(v[i] + 1, 0);
sort(a + 1, a + m + 1, [&](const Path &a, const Path &b)
{ return in[a.v] < in[b.v]; });
for (int i = 1, j = 1; i <= m; ++i)
{
while (j <= m && in[a[i].v] == in[a[j].v])
++j;
Cal(i, j - 1);
i = j - 1;
}
return ans;
}
Compilation message (stderr)
factories.cpp: In function 'void read(T&)':
factories.cpp:12:18: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
12 | register int c;
| ^
factories.cpp: At global scope:
factories.cpp:74:25: error: expected ',' or '...' before 'a'
74 | void Init(int nn, int[] a, int[] b, int[] d)
| ^
factories.cpp: In function 'void Init(int, int*)':
factories.cpp:79:18: error: no match for 'operator+' (operand types are 'Path' and 'int')
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ~~~~ ^ ~
| | |
| | int
| Path
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from factories.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:508:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename std::reverse_iterator<_Iterator>::difference_type, const std::reverse_iterator<_Iterator>&)'
508 | operator+(typename reverse_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:508:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:67,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from factories.cpp:1:
/usr/include/c++/10/bits/stl_iterator.h:1540:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename std::move_iterator<_IteratorL>::difference_type, const std::move_iterator<_IteratorL>&)'
1540 | operator+(typename move_iterator<_Iterator>::difference_type __n,
| ^~~~~~~~
/usr/include/c++/10/bits/stl_iterator.h:1540:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6022:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
6022 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6022:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
In file included from /usr/include/c++/10/string:56,
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.tcc:1160:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
1160 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.tcc:1160:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: mismatched types 'const _CharT*' and 'Path'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
In file included from /usr/include/c++/10/string:56,
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.tcc:1180:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
1180 | operator+(_CharT __lhs, const basic_string<_CharT, _Traits, _Alloc>& __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.tcc:1180:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6059:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
6059 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6059:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6075:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
6075 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6075:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6087:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
6087 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6087:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6093:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
6093 | operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6093:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6099:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
6099 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6099:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6121:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
6121 | operator+(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6121:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: mismatched types 'const _CharT*' and 'Path'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6127:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)'
6127 | operator+(_CharT __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6127:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6133:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)'
6133 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6133:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
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 factories.cpp:1:
/usr/include/c++/10/bits/basic_string.h:6139:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)'
6139 | operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
| ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6139:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
In file included from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from factories.cpp:1:
/usr/include/c++/10/complex:331:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&, const std::complex<_Tp>&)'
331 | operator+(const complex<_Tp>& __x, const complex<_Tp>& __y)
| ^~~~~~~~
/usr/include/c++/10/complex:331:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'const std::complex<_Tp>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
In file included from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from factories.cpp:1:
/usr/include/c++/10/complex:340:5: note: candidate: 'template<class _Tp> std::complex<_Tp> std::operator+(const std::complex<_Tp>&, const _Tp&)'
340 | operator+(const complex<_Tp>& __x, const _Tp& __y)
| ^~~~~~~~
/usr/include/c++/10/complex:340:5: note: template argument deduction/substitution failed:
factories.cpp:79:20: note: 'Path' is not derived from 'const std::complex<_Tp>'
79 | adj[a[i] + 1].emplace_back(b[i] + 1, d[i]);
| ^
In file included from /usr/include/c++/10/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
from factories.cpp:1:
/usr/inc