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kunigami/deleteMin.ml

Created November 15, 2017 18:22
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deleteMin.ml
let deleteMin (heap: heap) =
match heap with
| Empty -> raise Empty_heap
| Heap(_, primaryHeap) ->
if PrimaryHeap.isEmpty primaryHeap then Empty
else
let (Heap (newMinElem, minPrimaryHeap)) =
PrimaryHeap.findMin primaryHeap
in let restPrimaryHeap = PrimaryHeap.deleteMin primaryHeap
in Heap (newMinElem, PrimaryHeap.merge minPrimaryHeap restPrimaryHeap)
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