어흥

문제 링크: https://leetcode.com/problems/next-permutation/description/ Next Permutation - LeetCode Can you solve this real interview question? Next Permutation - A permutation of an array of integers is an arrangement of its members into a sequence or linear order. * For example, for arr = [1,2,3], the following are all the permutations of arr: [1,2,3], leetcode.com 1. 순열의 순서는 어떻게 정해질까?에 대한 의문을 직접 구..