소스코드:import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.util.ArrayList;import java.util.Arrays;import java.util.List;import java.util.PriorityQueue;import java.util.StringTokenizer;public class Main { public static class Node { int to; int cost; Node(int t, i..

소스코드:import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.util.ArrayList;import java.util.Arrays;import java.util.List;import java.util.PriorityQueue;import java.util.StringTokenizer;public class Main { public static class Node { int to; int cost; Node(int t, i..

소스코드:import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.util.ArrayList;import java.util.HashSet;import java.util.LinkedList;import java.util.List;import java.util.Queue;import java.util.StringTokenizer;public class Main { static BufferedReader br; static BufferedWriter bw; ..

소스코드:import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.util.StringTokenizer;public class Main { static BufferedReader br; static BufferedWriter bw; public static void main(String[] args) throws IOException { br = new BufferedReader(new InputStreamReader(System.in));..

소스코드:import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.util.ArrayList;import java.util.List;import java.util.StringTokenizer;public class Main { static class Pos { private int y; private int x; Pos(int y, int x) { this.y = y; this.x = x..

소스코드:import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.util.ArrayDeque;import java.util.Deque;import java.util.StringTokenizer;public class Main { static BufferedReader br; static BufferedWriter bw; public static void main(String[] args) throws IOException { br = ne..