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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. typedef long long ll;
  4.  
  5. int main()
  6. {
  7. 	ll n, cnt=0;
  8. 	cin>>n;
  9. 	if(n%2 == 1)
  10. 		cnt++;
  11. 	ll d=n/2, f=0, sum=0;
  12. 	f=d;
  13. 	for(ll i=d; i>=1; i--)
  14. 	{
  15. 		sum+=i;
  16. 		if(sum == n)
  17. 		{
  18. 			cout<<i<<endl;
  19. 			cnt++;
  20. 			sum-=f;
  21. 			f--;
  22. 		}
  23. 		else if(sum > n)
  24. 		{
  25. 			sum-=f;
  26. 			f--;
  27. 		}
  28. 	}
  29. 	cout<<cnt<<endl;
  30. 	return 0;
  31. }
  32.  
  33.  
Success #stdin #stdout 0s 15240KB
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https://ideone.com/x0YENt
15
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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