삐까냥의 파도타기

문제 출처 : https://www.acmicpc.net/problem/1507 import java.util.Scanner; public class Q1507 { public static void main(String[] args) {Scanner sc = new Scanner(System.in);int num = sc.nextInt();int[][] map = new int[num][num];int[][] newMap = new int[num][num];for ( int i = 0; i < num; i++ ) {for ( int j = 0; j < num; j++) {map[i][j] = newMap[i][j] = sc.nextInt();}} for ( int i = 0; i < num; i++ ) ..

문제 출처 : https://www.acmicpc.net/problem/5567 import java.util.HashSet;import java.util.Scanner; public class Q5567 { public static void main(String[] args) {Scanner sc = new Scanner(System.in);sc.nextInt();int num = sc.nextInt();int[][] relationShip = new int[num][2];HashSet friendList = new HashSet();for ( int i = 0 ; i < num; i++ ) {int temp1 = sc.nextInt();int temp2 = sc.nextInt();if ( temp1 ..

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