✅ 문제문제링크🔗 https://www.acmicpc.net/problem/18870 ✅ 풀이🔹 코드 1 (HashMap 사용)import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.Arrays;import java.util.HashMap;import java.util.StringTokenizer;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(Sy..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/1010 ✅ 풀이🔹 코드 1 (실패한 방법, 메모리 초과)import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.math.BigInteger;import java.util.StringTokenizer;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); ..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/11729 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;public class Main { static StringBuilder sb = new StringBuilder(); public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.r..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/2447 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.Arrays;public class Main { static char[][] arr; public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.read..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/4779 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb; StringBuilder result = new StringBuilder(); Stri..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/24060 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.StringTokenizer;public class Main { static int[] temp; static int k; static int count = 0; static int result = -1; public static void main(String[] args) throws IOException { BufferedReader br = new BufferedRead..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/25501 ✅ 풀이🔹 코드 1 (int 배열 반환 메서드)import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int t = Integer.parseInt(br.readLine()); StringBuilder..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/10870 ✅ 풀이🔹 코드 1 (재귀 호출)import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); System.out.println(fi..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/20920 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.*;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(br.readLine()); ..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/2108 ✅ 풀이🔹 코드 1import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.Arrays;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb = new StringBuilder(); int n =..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/11050 ✅ 풀이🔹 코드 1 (재귀함수)import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.StringTokenizer;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokeni..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/10872 ✅ 풀이🔹 코드 1 (재귀함수)import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int n = Integer.parseInt(br.readLine()); System.out.println(fac..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/24511 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.ArrayDeque;import java.util.Deque;import java.util.StringTokenizer;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); ..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/2346 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.ArrayDeque;import java.util.Deque;import java.util.StringTokenizer;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); ..

✅ 문제문제링크🔗 https://www.acmicpc.net/problem/11866 ✅ 풀이🔹 코드import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.LinkedList;import java.util.Queue;import java.util.StringTokenizer;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); ..