제출 #1144234

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1144234		Sang	Gap (APIO16_gap)	C++20	컴파일 에러	0 ms	0 KiB

gap

#include "gap.h"
#include <bits/stdc++.h>

long long cal(long long l, long long r){
	if (l == r) return 0;
	long long m = (l + r)/2;
	long long * mi1, *mx1, *mi2, *mx2;
	MinMax(l, m, mi1, mx1);
	MinMax(m+1, r, mi2, mx2);
	if (*mi1 == -1 && *mi2 == -1) return 0;
	if (*mi1 == -1) return cal(m+1, r);
	if (*mi2 == -1) return cal(l, m);
	long long ans = (*mi2 - (*mx1));
	ans = max(ans, cal(l,m));
	ans = max(ans, cal(m+1, r));
	return ans;
}

long long findGap(int T, int N)
{
	return cal(0, 1e18);
}

컴파일 시 표준 에러 (stderr) 메시지

gap.cpp: In function 'long long int cal(long long int, long long int)':
gap.cpp:14:15: error: 'max' was not declared in this scope
   14 |         ans = max(ans, cal(l,m));
      |               ^~~
gap.cpp:14:15: note: suggested alternatives:
In file included from /usr/include/c++/11/string:52,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from gap.cpp:2:
/usr/include/c++/11/bits/stl_algo.h:3467:5: note:   'std::max'
 3467 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
In file included from /usr/include/c++/11/algorithm:64,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from gap.cpp:2:
/usr/include/c++/11/bits/ranges_algo.h:3011:29: note:   'std::ranges::max'
 3011 |   inline constexpr __max_fn max{};
      |                             ^~~