import java.util.*; class Solution { public static List solution(int n) { List answer = new ArrayList(); answer.add(n); while(n != 1){ if(n % 2 == 0){ n = n/2; }else{ n = 3*n + 1; } answer.add(n); } System.out.println(answer); return answer; } }
class Solution { public int[] solution(int start, int end) { int[] str = new int[end-start + 1]; for(int i = 0; i
import java.util.*; class Solution { public int[] solution(int l, int r) { List answer = new ArrayList(); for(int i = l; i
class Solution { public int[] solution(int[] arr, int[][] queries) { for (int[] query : queries) { int start = query[0]; int end = query[1]; int k = query[2]; for (int i = start; i
배열로 풀면 될거같은데 좀 무식하게 풀었다... 아직은 초보인게 티가 나는편.. import java.util.Scanner; public class HomeWork8 { public static void main(String[] args) { /* 강명석 */ Scanner sc = new Scanner(System.in); System.out.println("[과세금액 계산 프로그램]"); System.out.print("연소득을 입력해 주세요.:"); long fee = sc.nextLong(); tax(fee); } public static long tax(long fee) { long result = 0; long tax = 0; long tax6 = 720000; long tax15 = 510..
import java.util.Arrays; import java.util.Random; import java.util.Scanner; public class HomeWork7 { public static void main(String[] args) { /* 강명석 */ Scanner sc = new Scanner(System.in); System.out.println("[로또 당첨 프로그램]\n"); System.out.print("로또 개수를 입력해 주세요.(숫자1~10):"); int count = sc.nextInt(); int[][] lottoarr = new int[count][6]; Random random = new Random(); int intValue = 0; for (int i = ..
import java.util.Random; import java.util.Scanner; public class HomeWork6 { public static void main(String[] args) { /* 강명석 */ Scanner sc = new Scanner(System.in); System.out.print("총 진행할 투표수를 입력해 주세요."); int count = sc.nextInt(); System.out.print("가상 선거를 진행할 후보자 인원을 선택해 주세요."); int personCount = sc.nextInt(); String[] personlist = new String[personCount]; for (int i = 0; i < personlist.length; ..
import java.util.Calendar; import java.util.Scanner; public class HomeWork5 { public static void main(String[] args) { /* 강명석 */ Scanner sc = new Scanner(System.in); System.out.println("[달력 출력 프로그램]"); System.out.print("달력의 년도를 입력해 주세요.(yyyy):"); int year = sc.nextInt(); System.out.print("달력의 월을 입력해 주세요.(mm):"); int month = sc.nextInt(); String formatMonth = String.format("%02d", month); for (in..
import java.util.Random; import java.util.Scanner; public class HomeWork4 { public static void main(String[] args){ /* 강명석 */ Scanner sc = new Scanner(System.in); System.out.println("[주민등록번호 계산]"); System.out.print("출생년도를 입력해 주세요.(yyyy):"); int year = sc.nextInt(); String Ryear = Integer.toString(year).substring(2,4); System.out.print("출생월을 입력해 주세요.(mm):"); int month = sc.nextInt(); String Rmont..
import java.util.Scanner; public class HomeWork3 { public static void main(String[] args) { /* * 강명석 */ int min = 10000; int[] pay = new int[3]; for(int i = 0; i < pay.length ; i++){ pay[i] = 10000; } System.out.println("[입장권 계산]"); Scanner sc = new Scanner(System.in); System.out.print("나이를 입력해주세요.(숫자):"); int age = sc.nextInt(); System.out.print("입장시간을 입력해 주세요.(숫자입력):"); int entertime = sc.next..
