https://learn.microsoft.com/en-us/dotnet/api/system.collections.generic.list-1.ensurecapacity?view=net-10.0
ListT.EnsureCapacity(Int32) Method (System.Collections.Generic) | Microsoft Learn
Ensures that the capacity of this list is at least the specified capacity. If the current capacity is less than capacity, it is increased to at least the...
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https://www.w3schools.com/java/ref_arraylist_ensurecapacity.asp
Java ArrayList ensureCapacity() Method
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