A simple linear-time algorithm for in situ merging
Information Processing Letters
Proceedings of the 12th symposium on Mathematical foundations of computer science 1986
Stable duplicate-key extraction with optimal time and space bounds
Acta Informatica
The art of computer programming, volume 3: (2nd ed.) sorting and searching
The art of computer programming, volume 3: (2nd ed.) sorting and searching
Stable Sorting in Asymptotically Optimal Time and Extra Space
Journal of the ACM (JACM)
Fast Stable Merging and Sorting in Constant Extra Space
Fast Stable Merging and Sorting in Constant Extra Space
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We present a novel, yet straightforward linear-time algorithm for merging two sorted lists in a fixed amount of additional space. Constant of proportionality estimates and empirical testing reveal that this procedure is reasonably competitive with merge routines free to squander unbounded additional memory, making it particularly attractive whenever space is a critical resource.