Square Root

Challenge Overview

Given a natural radicand, return its square root.

Visit the square-root exercise on Exercism to read the full instructions and download the exercise files.

Community Solutions

View Community Solutions

The following are the top 2 community solutions by stars:

Solution 1 by @glennj (⭐ 0) — View on Exercism
Solution 2 by @TheRealOwenRees (⭐ 0) — View on Exercism

Source: Exercism reasonml/square-root

💡 View Solution

let rec intPow = (num, exp) => {
  switch (exp) {
  | 0 => 1
  | _ => num * intPow(num, exp - 1)
  };
};

let floor = Js.Math.floor;
let log = Js.Math.log;
let toFloat = Belt.Int.toFloat;