fork(4) download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int mod=1010101011;
  5.  
  6. unsigned long long int licz(unsigned long long int b)
  7. 	{
  8. 	unsigned long long p1,p2;
  9. 	if(b%2==0)
  10. 		{
  11. 		p1=(b/2)*(b/2);
  12. 		p2=b+1;
  13. 		return((((p1%mod)*p2)%mod)*p2)%mod;
  14. 		}
  15. 	else
  16. 		{
  17. 		p1=((b+1)/2)*((b+1)/2);
  18. 		p2=b;
  19. 		return((((p1%mod)*p2)%mod)*p2)%mod;}
  20. 		}
  21.  
  22. int main()
  23. {
  24.  
  25. unsigned long long a,b;
  26. unsigned long long n,p;
  27.  
  28. while(cin>>a>>b)
  29. 	{
  30. 	n=licz(b);
  31. 	b=a-1;
  32.  
  33. 	if(b<2)
  34. 		p=b;
  35. 	else
  36. 		p=licz(b);
  37.  
  38. 	cout<<n-p<<endl;
  39. 	}
  40.  
  41. return 0;
  42. }
Success #stdin #stdout 0s 4500KB
comments (?)
stdin
copy 
42434 424234234
stdout
copy 
18446744073598563388
https://ideone.com/q2BuJ8
language:
C++14 (gcc 8.3)
created:
6 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!