Submission #106867

#	Time	Username	Problem	Language	Result	Execution time	Memory
106867		brcode	동굴 (IOI13_cave)	C++14	Compilation error	0 ms	0 KiB

cave

#include <iostream>
#include <map>
#include "cave.h"
using namespace std;
const int MAXN = 5010;
map<int,int> m1;
int s[MAXN];
int curr;
bool check(int l,int r){
    for(int i=l;i<=r;i++){
        if(m1[i]){
            continue;
        }
        s[i] = 1-s[i];
    }
    int hold = tryCombination(s);
    for(int i=l;i<=r;i++){
        if(m1[i]){
            continue;
        }
        s[i] = 1-s[i];
    }
    if(hold>curr||hold==-1){
        return true;
    }
    return false;
}
void exploreCave(int N){
    
    int d[N+1];

    for(int i=0;i<N;i++){
        int curr = i;
        int hold = tryCombination(arr1);
        if(hold>i||hold == -1){
            for(int j=0;j<N;j++){
                if(m1[j]){
                    continue;
                }
                s[j] = 1-s[j];
            }
        }
        int l = 0;
        int r = N-1;
        int ans = N-1;
        while(l<=r){
            int mid = (l+r)/2;
            if(check(l,mid)){
                ans = mid;
                r=mid-1;
            }else{
                l = mid+1;
            }
        }
        d[ans] = i;
        m1[ans]++;
        s[ans] = 1-s[ans];
    }
    answer(s,d);
}
int main(){
    
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:34:35: error: 'arr1' was not declared in this scope
         int hold = tryCombination(arr1);
                                   ^~~~
cave.cpp:33:13: warning: unused variable 'curr' [-Wunused-variable]
         int curr = i;
             ^~~~