Submission #383502

#	Time	Username	Problem	Language	Result	Execution time	Memory
383502		nicholask	Cave (IOI13_cave)	C++14	Compilation error	0 ms	0 KiB

cave

#include <bits/stdc++.h>
#include "cave.h"
using namespace std;
void exploreCave(int N){
	int s[N],d[N];
	for (int i=0; i<N; i++){
		s[i]=0;
		d[i]=-1;
	}
	vector <int> ret;
	for (int i=0; i<N; i++){
		ret.push_back(tryCombination(s));
		int l=0,r=n-1;
		while (l<r){
			int mid=(l+r)/2;
			for (int j=s; j<mid; j++){
				if (d[j]==-1) s[j]^=1;
			}
			int cnt=0;
			if (ret.back()==i) cnt++;
			ret.push_back(tryCombination(s));
			if (ret.back()==i) cnt++;
			if (cnt==1) r=mid;
			else l=mid+1;
		}
		if (ret.back()==i) s[l]^=1;
		d[l]=i;
	}
	answer(s,d);
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:13:13: error: 'n' was not declared in this scope
   13 |   int l=0,r=n-1;
      |             ^
cave.cpp:16:15: error: invalid conversion from 'int*' to 'int' [-fpermissive]
   16 |    for (int j=s; j<mid; j++){
      |               ^
      |               |
      |               int*