Submission #882324

#	Time	Username	Problem	Language	Result	Execution time	Memory
882324		dubabuba	Cave (IOI13_cave)	C++14	Compilation error	0 ms	0 KiB

cave

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

const int mxn = 5050;

void exploreCave(int N) {
	int d[N], id[N];
	for(int i = 0; i < N; i++)
		id[i] = i;

	memset(d, d[N]);
	auto rev = [&](int l, int r) {
		for(int i = l; i <= r; l++)
			d[i] = 1 - a[i];
	};

	int las = -1;
	while(1) {
		int i = tryCombination(d);
		if(i == -1) break;

		las = max(las, i);
		rev(las + 1, N - 1);
		int j = tryCombination(d);
		if(j == -1) break;
		las = j + 1;
		d[j + 1] = 1 - d[j + 1];
	}

	answer(d, id);
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:11:16: error: too few arguments to function 'void* memset(void*, int, size_t)'
   11 |  memset(d, d[N]);
      |                ^
In file included from /usr/include/features.h:461,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/c++config.h:518,
                 from /usr/include/c++/10/cassert:43,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:33,
                 from cave.cpp:2:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:59:1: note: declared here
   59 | __NTH (memset (void *__dest, int __ch, size_t __len))
      | ^~~~~
cave.cpp: In lambda function:
cave.cpp:14:15: error: 'a' was not declared in this scope
   14 |    d[i] = 1 - a[i];
      |               ^
cave.cpp: In function 'void exploreCave(int)':
cave.cpp:22:9: error: 'max' was not declared in this scope; did you mean 'std::max'?
   22 |   las = max(las, i);
      |         ^~~
      |         std::max
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from cave.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: 'std::max' declared here
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~