유튜브 알고리즘 기초100제 1/100 https://www.youtube.com/watch?v=w023dXv03nk&list=PLVoihNyHW4xkm_KJ8_N8X7F6EQP4uSRyR&index=2 1) main.class package basic001; import java.util.ArrayList; import java.util.Scanner; public class main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); ArrayList arr = new ArrayList(); String ans = ""; do { System.out.print("[1]학생정보 저장 [2]학생조회"); ..