fork download
copy 
  1. #include<bits/stdc++.h>
  2.  
  3. using namespace std;
  4. typedef unsigned long long ll;
  5.  
  6. ll fib(ll f[], ll n)
  7. {
  8. 	f[0] = 0;
  9. 	f[1] = 1;
  10.  
  11.  
  12. 	for (ll i = 2; i <= n; i++)
  13. 		f[i] = (f[i - 1] + f[i - 2]) % 10;
  14.  
  15. 	return f[n];
  16. }
  17.  
  18. ll findLastDigit(ll n)
  19. {
  20. 	ll f[60];
  21. 	fib(f, 60);
  22.  
  23. 	return f[n % 60];
  24. }
  25.  
  26. ll countbase(ll n)
  27. {
  28.     ll c=0;
  29.     while(n!=0)
  30.     {
  31.         n/=2;
  32.         c++;
  33.     }
  34.     return c-1;
  35.  
  36. }
  37.  
  38. int main()
  39. {
  40.  
  41.     ll t; cin>>t; while(t--)
  42.     {
  43.         ll n; cin>>n;
  44.         //ll x=(log2(n));
  45.         ll y=countbase(n);
  46.         //cout<<x<<" "<<y<<endl;
  47.         ll index=pow(2,y)-1;
  48.         //cout<<index<<endl;
  49.         cout<<findLastDigit(index)<<endl;
  50.     }
  51.  
  52.     return 0;
  53. }
  54.  
  55.  
  56.  
Success #stdin #stdout 0s 4408KB
comments (?)
stdin
copy 
1
18014398509481983
stdout
copy 
9
https://ideone.com/riNeF6
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!