[프로그래머스] 깊이/너비 우선탐색(BFS/DFS) 타겟넘버 https://programmers.co.kr/learn/courses/30/lessons/43165 *재귀를 활용package com.company; public class TargetNumber { static int TARGET = 3; static int ANSWER_COUNT = 0; public static void main(String[] args) { int[] numbers = {1,1,1,1,1}; makeOperator(numbers, 0); } private static void makeOperator(int[] numbers, int k) { //k는 number의 index if(k < numbers.length){ n..