Submission #1164897

#TimeUsernameProblemLanguageResultExecution timeMemory
1164897chikien2009Combo (IOI18_combo)C++20
100 / 100
7 ms484 KiB
#include <bits/stdc++.h> #include "combo.h" using namespace std; // inline void setup() // { // #ifndef ONLINE_JUDGE // freopen("test.inp", "r", stdin); // freopen("test.out", "w", stdout); // #endif // ios_base::sync_with_stdio(0); // cin.tie(0); // cout.tie(0); // } // int press(string inp) // { // cout << inp << "\n"; // int res; // cin >> res; // return res; // } string guess_sequence(int N) { string base, res; int cur; if (press("AB")) { if (press("A")) { base = "BXY"; res = "A"; } else { base = "AXY"; res = "B"; } } else { if (press("X")) { base = "ABY"; res = "X"; } else { base = "ABX"; res = "Y"; } } for (int i = 2; i <= N; ++i) { if (i == N) { if (press(res + base[0]) == res.size() + 1) { res += base[0]; } else if (press(res + base[1]) == res.size() + 1) { res += base[1]; } else { res += base[2]; } continue; } cur = press(res + base[0] + res + base[1] + base[0] + res + base[1] + base[1] + res + base[1] + base[2]); if (cur == res.size() + 1) { res += base[0]; } else if (cur == res.size() + 2) { res += base[1]; } else { res += base[2]; } } return res; } // int main() // { // // setup(); // int N; // cin >> N; // cout << guess_sequence(N); // return 0; // }
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