[JS/Problem Solving] Get Target Number
Task https://programmers.co.kr/learn/courses/30/lessons/43165
Count how many combinations of adding and subtracting each element of the given array results the given target number.
Solution function solution(numbers, target) { let answer = 0; let nums = [...numbers]; const tar = target; // Recursive function const getTarget = (arr, num, count) => { // Get sum at every loop let sum = arr.reduce((a, c) => a + c, 0); // If sum matches target, increase answer if(sum === num) { answer++; } // For every item in array, change to negative value, recursion for (let i = count; i < arr.