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  10Tin_Le_Vu_Minh  commented on July 16, 2024, 8:28 p.m. ← edit 2 →

  include<bits/stdc++.h>

  using namespace std; long long N,X,Y; int main() { cin>>N; X=1; while(X<=N) { X=2; } X=X/2; Y=3; while(Y<=N) { Y=2; } Y=Y/2; cout<<max(X,Y); return 0; }