제출 #991043

#제출 시각아이디문제언어결과실행 시간메모리
991043Muhammet동굴 (IOI13_cave)C++17
0 / 100
490 ms580 KiB
#include <bits/stdc++.h> #include "cave.h" using namespace std; void exploreCave(int n) { int s[n], a[n], b[n], vis[n]; for(int i = 0; i < n; i++) vis[i] = a[i] = b[i] = 0; for(int i = 0; i < n; i++){ bool tr1 = 0; int l = 0, r = n-1; int x = tryCombination(a); while(l <= r){ int md = (l + r) / 2; for(int j = 0; j < n; j++){ if(vis[j] == 0){ if(j >= l and j <= md) s[j] = 1; else s[j] = 0; } else { s[j] = a[j]; } } int y = tryCombination(s); bool tr = 0; if(x == i){ tr1 = 1; if(y != i){ tr = 1; } } else { if(y == i){ tr = 1; } } if(tr == 1){ r = md-1; } else { l = md+1; } } a[i] = tr1; b[i] = l; } answer(a, b); }
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