제출 #1280834

#제출 시각아이디문제언어결과실행 시간메모리
1280834LoboCave (IOI13_cave)C++17
0 / 100
1 ms340 KiB
#include "cave.h" #include<bits/stdc++.h> using namespace std; void exploreCave(int N) { int s[N]; int d[N]; for(int i = 0; i < N; i++) { s[N] = 0; d[N] = -1; } for(int i = 0; i < N; i++) { int l = 0; int r = N-1; int mid = (l+r)/2; while(l != r) { int q1 = tryCombination(s); for(int j = l; j <= mid; j++) { if(d[j] == -1) s[j] = 1 - s[j]; } int q2 = tryCombination(s); if(min(q1,q2) == i && max(q1,q2) != i) { r = mid; } else { l = mid + 1; } } d[l] = i; } }
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