제출 #1236703

#제출 시각아이디문제언어결과실행 시간메모리
1236703nikd콤보 (IOI18_combo)C++20
100 / 100
7 ms484 KiB
#include "combo.h" #include <bits/stdc++.h> using namespace std; std::string guess_sequence(int N) { string sol; vector<string> c ={"A", "B", "X", "Y"}; if(press("AB")){ if(press("A")){ sol+="A"; c.erase(c.begin()); } else{ sol+="B"; c.erase(c.begin()+1); } } else{ if(press("X")){ sol+="X"; c.erase(c.begin()+2); } else{ sol+="Y"; c.erase(c.begin()+3); } } if(N==1) return sol; for(int i = 1; i<N-1; i++){ string to_guess = sol+c[0]+c[0]+sol+c[0]+c[1]+sol+c[0]+c[2]+sol+c[1]; int val = press(to_guess); assert(val<=i+2); if(val == i+2) sol += c[0]; else if(val == i+1) sol+=c[1]; else sol+=c[2]; } if(press(sol+c[0]+sol+c[1])==N){ if(press(sol+c[0]) == N){ sol += c[0]; } else{ sol+= c[1]; } } else{ sol+=c[2]; } return sol; }
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