제출 #64277

#제출 시각아이디문제언어결과실행 시간메모리
64277kingpig9Palembang Bridges (APIO15_bridge)C++11
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define debug(...) fprintf(stderr, __VA_ARGS__)
#define fi first
#define se second
#define all(v) (v).begin(), (v).end()
#define fillchar(a, s) memset((a), (s), sizeof(a))

bool cmp (pii p1, pii p2) {
	return p1.fi + p1.se < p2.fi + p2.se;
}

int K, N;
vector<pll> A;

void go (vector<ll> &vres) {
	set<pll> st = {pll(A[0].fi, 0), pll(A[0].se, 1)};
	set<ll>::iterator it = st.begin();

	ll ans = A[0].se - A[0].fi;
	vres.push_back(ans);

	for (int i = 1; i < A.size(); i++) {
		ll x = A[i].fi, y = A[i].se;
		pll px(x, 2 * i), py(y, 2 * i + 1);
		st.insert(px);
		st.insert(py);
		if (py < *it) {
			ans += 2 * it->fi - x - y;
			it--;
		} else if (px > *it) {
			it++;
			ans += x + y - 2 * it->fi;
		} else {
			ans += y - x;
		}
		vres.push_back(ans);
	}
}

vector<ll> res[2];

int main() {
	scanf("%d %d", &K, &N);

	ll ans = 0;
	for (int i = 0; i < N; i++) {
		int x, y;
		char c, d;
		scanf(" %c %d %c %d", &c, &x, &d, &y);
		if (x > y) {
			swap(x, y);
		}

		if (c == d) {
			ans += y - x;
		} else {
			ans++;
			A.push_back({x, y});
		}
	}

	if (!A.empty()) {
		sort(all(A), cmp);
		go(res[0]);
		if (K == 1) {
			printf("%lld\n", ans + res[0].back());
			return 0;
		}

		reverse(all(A));
		go(res[1]);
		ll mnadd = min(res[0].back(), res[1].back());
		for (int i = 0; i + 1 < A.size(); i++) {
			mnadd = min(mnadd, res[0][i] + res[1][A.size() - 2 - i]);
		}
		ans += mnadd;
	}
	printf("%lld\n", ans);
}

컴파일 시 표준 에러 (stderr) 메시지

bridge.cpp: In function 'void go(std::vector<long long int>&)':
bridge.cpp:24:33: error: conversion from 'std::set<std::pair<long long int, long long int> >::iterator {aka std::_Rb_tree_const_iterator<std::pair<long long int, long long int> >}' to non-scalar type 'std::set<long long int>::iterator {aka std::_Rb_tree_const_iterator<long long int>}' requested
  set<ll>::iterator it = st.begin();
                         ~~~~~~~~^~
bridge.cpp:29:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 1; i < A.size(); i++) {
                  ~~^~~~~~~~~~
bridge.cpp:34:10: error: no match for 'operator<' (operand types are 'pll {aka std::pair<long long int, long long int>}' and 'const long long int')
   if (py < *it) {
       ~~~^~~~~
In file included from /usr/include/c++/7/regex:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/regex.h:962:5: note: candidate: template<class _BiIter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)
     operator<(const sub_match<_BiIter>& __lhs, const sub_match<_BiIter>& __rhs)
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:962:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/regex:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/regex.h:1041:5: 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>&)
     operator<(const __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1041:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'std::__cxx11::__sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/regex:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/regex.h:1121:5: 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>&)
     operator<(const sub_match<_Bi_iter>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1121:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/regex:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/regex.h:1198:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type*, const std::__cxx11::sub_match<_BiIter>&)
     operator<(typename iterator_traits<_Bi_iter>::value_type const* __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1198:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'const long long int'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/regex:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/regex.h:1272:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)
     operator<(const sub_match<_Bi_iter>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1272:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/regex:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/regex.h:1349:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator<(const typename std::iterator_traits<_Iter>::value_type&, const std::__cxx11::sub_match<_BiIter>&)
     operator<(typename iterator_traits<_Bi_iter>::value_type const& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1349:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   mismatched types 'const std::__cxx11::sub_match<_BiIter>' and 'const long long int'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/regex:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:110,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/regex.h:1429:5: note: candidate: template<class _Bi_iter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)
     operator<(const sub_match<_Bi_iter>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/regex.h:1429:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::__cxx11::sub_match<_BiIter>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/future:39:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:105,
                 from bridge.cpp:1:
/usr/include/c++/7/thread:281:3: note: candidate: bool std::operator<(std::thread::id, std::thread::id)
   operator<(thread::id __x, thread::id __y) noexcept
   ^~~~~~~~
/usr/include/c++/7/thread:281:3: note:   no known conversion for argument 1 from 'pll {aka std::pair<long long int, long long int>}' to 'std::thread::id'
In file included from /usr/include/c++/7/forward_list:38:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:104,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/forward_list.h:1391:5: note: candidate: template<class _Tp, class _Alloc> bool std::operator<(const std::forward_list<_Tp, _Alloc>&, const std::forward_list<_Tp, _Alloc>&)
     operator<(const forward_list<_Tp, _Alloc>& __lx,
     ^~~~~~~~
/usr/include/c++/7/bits/forward_list.h:1391:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::forward_list<_Tp, _Alloc>'
   if (py < *it) {
             ^~
In file included from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95:0,
                 from bridge.cpp:1:
/usr/include/c++/7/valarray:1186:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::__less, std::_Constant, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__less, _Tp>::result_type> std::operator<(const _Tp&, const std::valarray<_Tp>&)
 _DEFINE_BINARY_OPERATOR(<, __less)
 ^
/usr/include/c++/7/valarray:1186:1: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   mismatched types 'const std::valarray<_Tp>' and 'const long long int'
   if (py < *it) {
             ^~
In file included from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95:0,
                 from bridge.cpp:1:
/usr/include/c++/7/valarray:1186:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::__less, std::_ValArray, std::_Constant, _Tp, _Tp>, typename std::__fun<std::__less, _Tp>::result_type> std::operator<(const std::valarray<_Tp>&, const _Tp&)
 _DEFINE_BINARY_OPERATOR(<, __less)
 ^
/usr/include/c++/7/valarray:1186:1: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::valarray<_Tp>'
   if (py < *it) {
             ^~
In file included from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:95:0,
                 from bridge.cpp:1:
/usr/include/c++/7/valarray:1186:1: note: candidate: template<class _Tp> std::_Expr<std::_BinClos<std::__less, std::_ValArray, std::_ValArray, _Tp, _Tp>, typename std::__fun<std::__less, _Tp>::result_type> std::operator<(const std::valarray<_Tp>&, const std::valarray<_Tp>&)
 _DEFINE_BINARY_OPERATOR(<, __less)
 ^
/usr/include/c++/7/valarray:1186:1: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::valarray<_Tp>'
   if (py < *it) {
             ^~
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 bridge.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:416:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__less, std::_ValArray, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__less, 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(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'const long long int'
   if (py < *it) {
             ^~
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 bridge.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:416:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__less, std::_Expr, std::_ValArray, _Dom, typename _Dom::value_type>, typename std::__fun<std::__less, 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(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   if (py < *it) {
             ^~
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 bridge.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:416:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__less, std::_Constant, std::_Expr, typename _Dom::value_type, _Dom>, typename std::__fun<std::__less, 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(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   mismatched types 'const std::_Expr<_Dom1, typename _Dom1::value_type>' and 'const long long int'
   if (py < *it) {
             ^~
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 bridge.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:416:5: note: candidate: template<class _Dom> std::_Expr<std::_BinClos<std::__less, std::_Expr, std::_Constant, _Dom, typename _Dom::value_type>, typename std::__fun<std::__less, 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(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   if (py < *it) {
             ^~
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 bridge.cpp:1:
/usr/include/c++/7/bits/valarray_after.h:416:5: note: candidate: template<class _Dom1, class _Dom2> std::_Expr<std::_BinClos<std::__less, std::_Expr, std::_Expr, _Dom1, _Dom2>, typename std::__fun<std::__less, 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(<, __less)
     ^
/usr/include/c++/7/bits/valarray_after.h:416:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::_Expr<_Dom1, typename _Dom1::value_type>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/stack:61:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:89,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/stl_stack.h:311:5: note: candidate: template<class _Tp, class _Seq> bool std::operator<(const std::stack<_Tp, _Seq>&, const std::stack<_Tp, _Seq>&)
     operator<(const stack<_Tp, _Seq>& __x, const stack<_Tp, _Seq>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_stack.h:311:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::stack<_Tp, _Seq>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/set:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:87,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/stl_multiset.h:913:5: note: candidate: template<class _Key, class _Compare, class _Alloc> bool std::operator<(const std::multiset<_Key, _Compare, _Alloc>&, const std::multiset<_Key, _Compare, _Alloc>&)
     operator<(const multiset<_Key, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_multiset.h:913:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::multiset<_Key, _Compare, _Alloc>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/set:61:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:87,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/stl_set.h:930:5: note: candidate: template<class _Key, class _Compare, class _Alloc> bool std::operator<(const std::set<_Key, _Compare, _Alloc>&, const std::set<_Key, _Compare, _Alloc>&)
     operator<(const set<_Key, _Compare, _Alloc>& __x,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_set.h:930:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::set<_Key, _Compare, _Alloc>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/queue:64:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/stl_queue.h:336:5: note: candidate: template<class _Tp, class _Seq> bool std::operator<(const std::queue<_Tp, _Seq>&, const std::queue<_Tp, _Seq>&)
     operator<(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_queue.h:336:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::queue<_Tp, _Seq>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/vector:64:0,
                 from /usr/include/c++/7/queue:61,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/stl_vector.h:1613:5: note: candidate: template<class _Tp, class _Alloc> bool std::operator<(const std::vector<_Tp, _Alloc>&, const std::vector<_Tp, _Alloc>&)
     operator<(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_vector.h:1613:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::vector<_Tp, _Alloc>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/memory:81:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:82,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/shared_ptr.h:416:5: note: candidate: template<class _Tp> bool std::operator<(std::nullptr_t, const std::shared_ptr<_Tp>&)
     operator<(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr.h:416:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   mismatched types 'const std::shared_ptr<_Tp>' and 'const long long int'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/memory:81:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:82,
                 from bridge.cpp:1:
/usr/include/c++/7/bits/shared_ptr.h:408:5: note: candidate: template<class _Tp> bool std::operator<(const std::shared_ptr<_Tp>&, std::nullptr_t)
     operator<(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
     ^~~~~~~~
/usr/include/c++/7/bits/shared_ptr.h:408:5: note:   template argument deduction/substitution failed:
bridge.cpp:34:13: note:   'pll {aka std::pair<long long int, long long int>}' is not derived from 'const std::shared_ptr<_Tp>'
   if (py < *it) {
             ^~
In file included from /usr/include/c++/7/memory:81:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:82,
                 from bridge.cpp:1:
/usr/include/c+