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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. #define ll long long
  4. ll m;
  5. int gt(int n)
  6. {   
  7.     int res=1;
  8. 	for(int i=0;i<n;i++)
  9. 	{
  10. 		res*=2;
  11. 	}
  12. 	return res;
  13. }
  14. string he10sang2()
  15. {
  16. 	string str="";
  17. 	while(m!=0)
  18. 	{
  19. 		str+=char(m%2 + 48);
  20. 		m/=2;
  21. 	}
  22. 	//cout<<str<<endl;
  23. 	reverse(str.begin(),str.end());
  24. 	return str;
  25. }
  26. main()
  27. {
  28. 	int t;cin>>t;
  29. 	while(t--)
  30. 	{
  31. 		cin>>m;
  32. 		string str=he10sang2();
  33. 		//cout<<str<<endl;
  34. 		int n=str.size();
  35. 		int mod=n%4;
  36. 		if(mod>0) str=string(4-mod,'0') + str; 
  37. 		reverse(str.begin(),str.end());
  38. 		string kq="";
  39.  
  40. 		for(int i=0;i<n;i+=4)
  41. 		{
  42. 			int res=0;
  43. 			for(int j=i;j<i+4;j++)
  44. 			{
  45. 				if(str[j]=='1')
  46. 				{
  47.  
  48. 					res+=gt(j-i);
  49. 				}
  50. 			}
  51. 			if(res<10) kq= char(res+48) + kq;
  52. 			else kq= char(res%10 + 65) + kq; 
  53. 		}
  54. 		cout<<kq<<endl;
  55. 	}
  56. }
Success #stdin #stdout 0.02s 5304KB
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https://ideone.com/vSPPHl
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
secret

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