%(나머지) //긁지않은 개발자 public class Ex01 { public static void main(String[] args) { String birth1 = "123456"; int birth2 = 123456; System.out.println(birth2/10000); System.out.println(birth2/100%100); System.out.println(birth2%10000/100); System.out.println(birth2%100); System.out.println(birth1.substring(0,2)); System.out.println(birth1.substring(2,4)); System.out.println(birth1.substring(4)); } } 실..
