제출 #777623

#제출 시각아이디문제언어결과실행 시간메모리
777623AkibAzmain동굴 (IOI13_cave)C++17
46 / 100
12 ms436 KiB
#include "cave.h" #include <bits/stdc++.h> using namespace std; void exploreCave (int n) { //// subtask 1 // vector < int > a (n), b (n); // for (int i = tryCombination (a.data ()); i != -1; i = tryCombination (a.data ())) // a[i] = !a[i]; // for (int i = 0; i < n; ++i) b[i] = i; // answer (a.data (), b.data ()); //// subtask 2 // vector < int > a (n), b (n); // for (int i = 0; i < n; ++i) // { // a[i] = 1; // b[i] = tryCombination (&a[0]); // a[i] = 0; // } // answer (&a[0], &b[0]); //// subtask 3 vector < int > a (n), b (n, -1); for (int i = tryCombination (&a[0]); i != -1;) { for (int j = 0; j < n; ++j) { if (b[j] != -1) continue; a[j] = !a[j]; int s = tryCombination (&a[0]); if (s < i && s != -1) b[j] = s, a[j] = !a[j]; if (s > i || s == -1) { b[j] = i; i = s; break; } } } for (int i = 0; i < n; ++i) { if (b[i] >= 0) continue; a[i] = !a[i]; b[i] = tryCombination (&a[0]); a[i] = !a[i]; } answer (&a[0], &b[0]); }
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