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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int x,y;
  7. 	scanf("%d",&x);
  8. 	scanf("%d",&y);
  9. 	int arr[y+1];
  10. 	arr[1]=1;
  11. 	for(int i=2;i<=y;i++)
  12. 	{
  13. 		int temp=i;
  14. 		while(1)
  15. 		{
  16. 			if(arr[temp]!=0)
  17. 			{
  18. 				arr[i]+=arr[temp];
  19. 				break;
  20. 			}
  21. 			else if(temp%2!=0)
  22. 			{
  23. 				temp=3*temp+1;
  24. 				arr[i]++;
  25. 			}
  26. 			else
  27. 			{
  28. 				temp=temp/2;
  29. 				arr[i]++;
  30. 			}
  31. 		}
  32. 	}
  33. 	return 0;
  34. }
Success #stdin #stdout 0s 16064KB
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https://ideone.com/zwh0av
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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