Submission #992986

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
992986	2024-06-05 08:46:45	Yazan_SA	Cave (IOI13_cave)	C++17	0 / 100	35 ms	348 KiB

cave

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#include "cave.h"
#include<bits/stdc++.h>
using namespace std;
/*
int tryCombination(int S[]);
void answer(int S[], int D[]);
void exploreCave(int N);
*/
void exploreCave(int N) {
    int d[N]={},s[N]={};
    bool dn[N]={};
    int ts=tryCombination(s),ts2;
    for(int i=0; i<N; i++){
        int l=0,r=N-1;
        while(l<=r){
            if(l==r){
                dn[l]=1;
                d[l]=i;
                if(ts<=i)s[l]^=1;
                break;
            }
            int md=(l+r)/2;
            for(int j=l; j<=md; j++){
                if(dn[j])continue;
                s[j]^=1;
            }
            ts2=tryCombination(s);
            if((ts<=i && ts2>=i+1) || (ts>=i+1 && ts2<=i)){
 
 
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