Submission #614358

#TimeUsernameProblemLanguageResultExecution timeMemory
614358bruceccccccUnscrambling a Messy Bug (IOI16_messy)C++14
38 / 100
2 ms340 KiB
#include <bits/stdc++.h> #include "messy.h" using namespace std; vector<int> restore_permutation(int n, int w, int r) { srand(123123123); set<int> pos; for (int i = 1; i <= n; i++) { string x(n, '0'); for (int j = 0; j < i; j++) x[j] = '1'; add_element(x); pos.insert(i-1); } compile_set(); string x(n, '0'); int count = 0; vector<int> ans(n); for (int i = 0; i < n; i++) { set<int> guess = pos; while (!guess.empty()) { auto g = next(guess.begin(), rand() % guess.size()); string t = x; int ind = *g; t[ind] = '1'; guess.erase(g); // cout << t << ' ' << x << endl; count++; if (check_element(t)) { ans[ind] = i; x[ind] = '1'; pos.erase(ind); break; } } } // cout << count << endl; return ans; }
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