코딩아 재윤해

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int ans = sc.next().charAt(0); System.out.println(ans); } }

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); int M = sc.nextInt(); int[][] arrA = new int[N][M]; int[][] arrB = new int[N][M]; int[][] ans = new int[N][M]; for (int i = 0; i < N; i++) { // 행렬 A 원소 채우기 for (int j = 0; j < M; j++) { arrA[i][j] = sc.nextInt(); } } for (int i = 0; i < N; i++) { // 행렬..

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); int ans = 1; if (N == 0) { // 입력값이 0인 경우 System.out.println(1); } else { for (int i = 1; i

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); for (int i = 1; i

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long N = sc.nextLong(); long M = sc.nextLong(); long ans = N + (M * -1); System.out.println(Math.abs(ans)); } }

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long A = sc.nextLong(); long B = sc.nextLong(); long C = sc.nextLong(); System.out.println(A + B + C); } }

백준 사이트 우측 상단에 아이디 클릭해서 들어간 다음에 실제 맞은 개수와 아이디를 하드코딩하면 된다. public class Main { public static void main(String[] args) { System.out.println(47); System.out.println("wkdrngodsla"); } }

import java.time.LocalDate; import java.time.ZoneId; public class Main { public static void main(String[] args) { LocalDate seoulNow = LocalDate.now(ZoneId.of("Asia/Seoul")); System.out.println(seoulNow); } }

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int[] arr = new int[26]; // 영문자 개수 String inp = sc.next(); for (int i = 0; i < inp.length(); i++) { // 입력받은 문자를 10진법으로 변환해서 해당하는 인덱스 원소++ if (65

public class Main { public static void main(String[] args) { boolean[] self = new boolean[10001]; for (int i = 1; i