Submission #1265300

#TimeUsernameProblemLanguageResultExecution timeMemory
1265300zagaroCombo (IOI18_combo)C++17
100 / 100
7 ms484 KiB
#include "combo.h" #include<bits/stdc++.h> using namespace std; string guess_sequence(int N){ string s=""; int a = press("AB"); vector<string> vec(3); if(a){ a = press("A"); if(a){s+="A";vec[0]="B";vec[1]="X";vec[2]="Y";} else {s+="B";vec[0]="A";vec[1]="X";vec[2]="Y";} } else { a = press("X"); if(a){s+="X";vec[0]="A";vec[1]="B";vec[2]="Y";} else {s+="Y";vec[0]="A";vec[1]="B";vec[2]="X";} } if(N == 1)return s; for(int i=2;i<N;i++){ a = press(s+vec[0]+vec[0]+s+vec[0]+vec[1]+s+vec[0]+vec[2]+s+vec[1]); if(a == s.size())s+=vec[2]; else if(a == s.size()+1)s+=vec[1]; else s+=vec[0]; } a = press(s+vec[0]+s+vec[1]); if(a == N){ a = press(s+vec[0]); if(a == N)s+=vec[0]; else s+=vec[1]; } else s+=vec[2]; return s; }
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