/**
* Return the second smallest number in an array of numbers
*
* @param {number[]} arr - The input array of numbers
* @returns {number} - Returns the second smallest number.
*/
function secondSmallest() {
}
module.exports = secondSmallest
/**
* Return the second smallest number in an array of numbers
*
* @param {number[]} arr - The input array of numbers
* @returns {number} - Returns the second smallest number.
*/
function secondSmallest() {
}
module.exports = secondSmallest