tail-recursion

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C tail call optimization

I often hear开发者_开发百科 people say that C doesn\'t perform tail call elimination.Even though it\'s not guaranteed by the standard, isn\'t it performed in practice by any decent implementation anyh[详细]

2023-01-12 07:09 分类：问答
foldl is tail recursive, so how come foldr runs faster than foldl?

I wanted to test foldl vs foldr. From what I\'ve seen you should use foldl over foldr when ever you can due to tail reccursion optimization.[详细]

2023-01-11 01:46 分类：问答
Are tail-recursive functions ALWAYS to be avoided?

If I recall correctly, tail recursive functions always have an easy non-recurs开发者_运维技巧ive equivalent.[详细]

2023-01-08 05:42 分类：问答
Recursive method in Java seems to just "goto" the first line of the method instead of actually go into the next call

I am creating a factory that make开发者_开发技巧s rooms, and it is passed an int of steps and a start room and it is supposed to do a step, build a room, and then call itself with one fewer step and t[详细]

2023-01-06 22:49 分类：问答
Recursive functions in computation expressions

Some background first. I am currently learning some stuff about monadic parser combinators. While I tried to transfer the \'chainl1\' function from this paper (p. 16-17), I came up with this solution:[详细]

2023-01-05 06:51 分类：问答
Clojure: Avoiding stack overflow in Sieve of Erathosthene?

Here\'s my implementation of Sieve of Erathosthene in Clojure (based on SICP lesson on streams): (defn nats-from [n][详细]

2023-01-02 09:30 分类：问答
Rfactor this F# code to tail recursion

I write 开发者_Go百科some code to learning F#. Here is a example: let nextPrime list= let rec loop n=[详细]

2023-01-02 01:07 分类：问答
Understanding F# tail-recursive

Recently, I\'m learning F#. I try to solve problem in different ways. Like this: (* [0;1;2;3;4;5;6;7;8] -> [(0,1,2);(3,4,5);(6,7,8)][详细]

2023-01-01 12:52 分类：问答
Best Functional Approach

I have some mutable scala code that I am trying to rewrite in a more functional style.It is a fairly intricate piece of code, so I am trying to refactor it in pieces.My first thought was this:[详细]

2022-12-30 09:02 分类：问答
How do I break out of a loop in Scala?

How do I break out a loop? var largest=0 for(i<-999 to 1 by -1) { for (j<-i to 1 by -1) { val product=i*j[详细]

2022-12-28 12:32 分类：问答