제출 #984558

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
984558		Acanikolic	Global Warming (CEOI18_glo)	C++14	컴파일 에러	0 ms	0 KiB

glo

#include <bits/stdc++.h>

#define int long long

#define pb push_back

#define F first

#define S second

const int N = 500 + 10;

const int inf = 2e9;

const int mod = 998244353;

using namespace std;

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

	int n,x,res = 0;
	cin >> n >> x;
	vector<int>a(n);
	for(int i = 0; i < n; i++) {
		cin >> a[i];
		a[i] -= x;
	}
	vector<pair<int,int>>pref(n);
	vector<int>v;
	for(int i = 0; i < n; i++) {
		if(v.empty() || v.back() < a[i]) {
			v.pb(a[i]);
		}else {
			int lb = lower_bound(v.begin(),v.end(),a[i]) - v.begin();
			v[lb] = a[i];
		}
		pref[i] = {v.back(),v.size()};
	}
	res = pref[n - 1].S;
	for(int i = 0; i < n; i++) a[i] += x;
	vector<int>vec;
	for(int i = n - 1; i > 0; i--) {
		if(vec.empty() || vec.back() > a[i]) {
			vec.pb(a[i]);
		}else {
			if(vec[0] < a[i]) {
				vec[0] = a[i];
				continue;
			}
			int lb = lower_bound(v.begin(),v.end(),v[i]) - v.begin();
			lb -= 1;
			vec[lb] = a[i];
		}
		int l = 0,r = i - 1,ans = -1;
		while(l <= r) {
			int mid = (l + r) / 2;
			if(pref[mid].F < vec.back()) {
				ans = mid;
				l = mid + 1;
			}else {
				r = mid - 1;
			}
		}
		res = max(res,vec.size() + (ans != -1 ? pref[ans].S : 0));
	}
	cout << res;
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

glo.cpp: In function 'int main()':
glo.cpp:66:59: error: no matching function for call to 'max(long long int&, long long unsigned int)'
   66 |   res = max(res,vec.size() + (ans != -1 ? pref[ans].S : 0));
      |                                                           ^
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 glo.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
glo.cpp:66:59: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'long long unsigned int')
   66 |   res = max(res,vec.size() + (ans != -1 ? pref[ans].S : 0));
      |                                                           ^
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 glo.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:300:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  300 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:300:5: note:   template argument deduction/substitution failed:
glo.cpp:66:59: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'long long unsigned int')
   66 |   res = max(res,vec.size() + (ans != -1 ? pref[ans].S : 0));
      |                                                           ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from glo.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3480:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
 3480 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3480:5: note:   template argument deduction/substitution failed:
glo.cpp:66:59: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   66 |   res = max(res,vec.size() + (ans != -1 ? pref[ans].S : 0));
      |                                                           ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from glo.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3486:5: note:   template argument deduction/substitution failed:
glo.cpp:66:59: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   66 |   res = max(res,vec.size() + (ans != -1 ? pref[ans].S : 0));
      |                                                           ^