Submission #1195637

#TimeUsernameProblemLanguageResultExecution timeMemory
1195637Cebrayil09Combo (IOI18_combo)C++20
0 / 100
19 ms412 KiB
#include <bits/stdc++.h> using namespace std; #define pb push_back int press(string s); string guess_sequence(int n) { char hrf[4] = {'A', 'B', 'X', 'Y'}; char bas = '1'; for(auto &p : hrf) { string s = ""; s.pb(p); if(press(s) == 1) { bas = p; break; } } string s = ""; s.pb(bas); char pre = 'Q'; while(s.size() != n) { string sub = s; string test = ""; for(auto &p : hrf) { if(p == bas || p == pre) continue; map< int , int > m; while(test.size() + sub.size() + 1 <= 4*n && sub.size() <= n) { sub.pb(p); m[sub.size()] = test.size(); test += sub; } int say = press(test); if(say == s.size()) break; s = test.substr(m[say], say); pre = p; break; } } return s; }
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