제출 #918699

#제출 시각아이디문제언어결과실행 시간메모리
918699nasir_bashirovPassword (RMI18_password)C++17
80 / 100
353 ms4676 KiB
#pragma GCC optimize("O3,unroll-loops") #pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt") #include <bits/stdc++.h> using namespace std; #define db long double #define ll long long #define pii pair<int, int> #define pll pair<ll, ll> #define vi vector<int> #define vl vector<ll> #define vii vector<pii> #define vll vector<pll> // #define endl '\n' #define all(x) x.begin(), x.end() #define fastio\ ios_base::sync_with_stdio(0);\ cin.tie(0);\ cout.tie(0)\ int query(string str); mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count()); #define pci pair<char, int> map<pair<pci, pci>, bool> memo; map<char, int> cnt; bool comp(pair<char, int> a, pair<char, int> b){ if(a.first == b.first){ return a.second < b.second; } if(memo.count({a, b})) return memo[{a, b}]; string s = ""; for(int i = 1; i <= a.second; i++){ s += a.first; } for(int i = 1; i <= cnt[b.first] - b.second + 1; i++){ s += b.first; } return memo[{a, b}] = (query(s) == (int)s.size()); } string guess(int n, int s){ vector<pci> v; for(char c = 'a'; c <= char('a'+s-1); c++){ string s1 = ""; for(int j = 1; j <= n; j++){ s1 += c; } cnt[c] = query(s1); for(int j = 1; j <= cnt[c]; j++){ v.push_back({c, j}); } // cout << c << " : " << cnt[c] << endl; } shuffle(all(v), rng); sort(all(v), comp); string res = ""; for(auto i : v){ res += i.first; } return res; }
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