Submission #145069

#	Time	Username	Problem	Language	Result	Execution time	Memory
145069		youssefbou62	Cave (IOI13_cave)	C++14	Compilation error	0 ms	0 KiB

cave

#include <bits/stdc++.h>
#include <cave.h>
using namespace std;


int n , door[5005] , Comb[5005] ;

void rev(int l , int r ){
    for(;l<=r;l++)if(door[l]!=-1)Comb[i]=!Comb[i];
}
void findDoor(){

    int l =0 , r = n-1 ;
    int start = tryCombination(Comb);
    while (l<r && start != -1 ){
        int mid = (l+r)/2 ;
        Rev(l,mid);

        int rep = tryCombination(Comb);
        Rev(l,mid);
        if( rep == start )l=mid+1;
        else r = mid ;
    }
    assert(l==r||start==-1);
    door[l]=start;
}

void exploreCave(int N){
    memset(door,-1,sizeof door);
    for(int i = 0 ; i < N ; i++ ){
        findDoor();
    }
    for(int i = 0 ; i< N ; i++ ){
        if( door[i]==-1){
            rev(i,i);
            door[i]=tryCombination(Comb);
            rev(i,i);
        }
    }
    answer(Comb,door);
}

Compilation message (stderr)

cave.cpp: In function 'void rev(int, int)':
cave.cpp:9:39: error: 'i' was not declared in this scope
     for(;l<=r;l++)if(door[l]!=-1)Comb[i]=!Comb[i];
                                       ^
cave.cpp: In function 'void findDoor()':
cave.cpp:17:9: error: 'Rev' was not declared in this scope
         Rev(l,mid);
         ^~~
cave.cpp:17:9: note: suggested alternative: 'rev'
         Rev(l,mid);
         ^~~
         rev