2025/2/25(화)https://www.acmicpc.net/problem/15650  🔑 풀이import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.StringTokenizer;public class 백준_N과M_2 { private static boolean[] used; private static int N, M; private static StringBuilder sb; public static void main(String[] args) throws IOException { BufferedReader br = new Buf..

2025/2/25(화)https://www.acmicpc.net/problem/15649     🔑 풀이 import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.StringTokenizer;// 실버 3public class Main { private static boolean[] used; private static int N, M; private static StringBuilder sb; public static void main(String[] args) throws IOException { BufferedReader br = ..