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import java.util.*; class Edge { int from, to; Edge(int from, int to) { this.from = from; this.to = to; } } public class boj_13023{ public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); // 사람의 수 int m = sc.nextInt(); // 관계의 수 boolean[][] a = new boolean[n][n]; // 인접행렬 ArrayList[] g = (ArrayList[]) new ArrayList[n]; // 인접리스트 ArrayList edges = new Arra..

import java.io.*; import java.util.*; public class boj_2206 { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static StringTokenizer st; static int N, M, nx, ny; static int[][] map; static boolean[][][] v; static int[] dx = {-1, 1, 0, 0}; static int[] dy = {0, 0, -1, 1}; static Queue q = new LinkedList(); public static void main(String[] args) throws IOException ..

import java.io.*; import java.util.*; public class boj_2573 { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static StringTokenizer st; static int N, M, nx, ny; static int[][][] map; static int[] dx = {-1, 1, 0, 0}; static int[] dy = {0, 0, -1, 1}; public static void main(String[] args) throws IOException { st = new StringTokenizer(br.readLine()); N = Integer.pa..

import java.io.*; import java.util.*; public class boj_1629 { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static StringTokenizer st; public static void main(String[] args) throws IOException { st = new StringTokenizer(br.readLine()); long A = Long.parseLong(st.nextToken()); long B = Long.parseLong(st.nextToken()); long C = Long.parseLong(st.nextToken()); Syst..

import java.io.*; import java.util.*; public class boj_2468 { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static StringTokenizer st; static int N, nx, ny, max; static int[][] map = new int[100][100]; static int[] dx = {-1, 1, 0, 0}; static int[] dy = {0, 0, -1, 1}; static List list = new ArrayList(); public static void main(String[] args) throws IOException {..

import java.io.*; import java.util.*; public class boj_10026 { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static int N, nx, ny, ans1, ans2; static char c; static char[][] map = new char[101][101]; static boolean[][] v = new boolean[101][101]; static Queue q = new LinkedList(); static int[] dx = {-1, 1, 0, 0}; static int[] dy = {0, 0, -1, 1}; public static vo..

import java.io.*; import java.util.*; public class Main { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static StringTokenizer st; static Queue q = new LinkedList(); static int row, col, h, nx, ny, nz; static int[][][] map; static boolean[][][] v; static int[] dx = {0, 0, -1, 1, 0, 0}; // 위 아래 상 하 좌 우 static int[] dy = {0, 0, 0, 0, -1, 1}; static int[] dz = {1,..

import java.io.*; import java.util.*; public class boj_1697 { static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); static boolean[] v = new boolean[100001]; static int[] dx = {-1, 1}; static Queue q = new LinkedList(); public static void main(String[] args) throws IOException { StringTokenizer st = new StringTokenizer(br.readLine()); int N = Integer.parseInt(st.nextTo..