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  1. #include<bits/stdc++.h>
  2.  
  3. using namespace std;
  4.  
  5. #define ll long long
  6.  
  7. void solve(){
  8.     ll x;
  9.     cin >> x;
  10.     ll ans = 0;
  11.     ll a1 = 0, a2 = 0, a3 = 0;
  12.     while(min({a1, a2, a3}) < x){
  13.         if (a1 <= a2 && a1 <= a3){
  14.             a1 = min(a2, a3) * 2 + 1;
  15.         }
  16.         else if (a2 <= a1 && a2 <= a3){
  17.             a2 = min(a1, a3) * 2 + 1;
  18.         }
  19.         else{
  20.             a3 = min(a1, a2) * 2 + 1;
  21.         }
  22.         ans++;
  23.     }
  24.     cout << ans << '\n';
  25. }
  26.  
  27. int main()
  28. {
  29.     ios_base::sync_with_stdio(false);
  30.     cin.tie(0);
  31.     cout.tie(0);
  32.  
  33.     int t;
  34.     cin >> t;
  35.     while (t--){
  36.         solve();
  37.     }
  38.     return 0;
  39. }
Success #stdin #stdout 0.01s 5316KB
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https://ideone.com/TXo45i
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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