Traveling Programmer

https://www.acmicpc.net/problem/3085 문제 풀이 import java.io.*; public class Main { static int n; public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); n = Integer.parseInt(br.readLine()); char[][] arr = new char[n][n]; for (int i = 0; i < n; i++) { String str = br.readLine(); for(int j = 0; j < n; j++) { arr[i][j] = st..

https://www.acmicpc.net/problem/1789 문제 풀이 import java.io.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); long s = Long.parseLong(br.readLine()); for(long i = 1; i s){ System.out.println(i-1); break; } } } } Long.paseLong는 처음 써봐서 Integer.parseInt를 long으로 형변환..

https://www.acmicpc.net/problem/1700 문제 풀이 import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; st = new StringTokenizer(br.readLine()); int n = Integer.parseInt(st.nextToken()); int k = Integer.parseInt(st.nextToken()); st = new StringTok..

https://www.acmicpc.net/problem/14719 문제 풀이 import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; st = new StringTokenizer(br.readLine()); int height = Integer.parseInt(st.nextToken()); int length = Integer.parseInt(st.nextToken()); int cou..

https://www.acmicpc.net/problem/2504 문제 import java.io.*; import java.util.Stack; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String line = br.readLine(); Stack st = new Stack(); boolean flag = true; int answer = 0; int cnt =1; for(int i=0; i 코딩도 좋지만 코딩-> 아이디어라는 순서도 고려해 보자 우리는 ) 혹은 ]를 만날..

https://www.acmicpc.net/problem/1062 문제 풀이 import java.io.*; import java.util.*; public class Main { static int n, k; static int max = Integer.MIN_VALUE; static boolean[] visited; static String[] word; public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; st = new StringTokenizer(br.readLine()); n..

https://www.acmicpc.net/problem/2581 문제풀이import java.io.*;import java.util.*;public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; int a = Integer.parseInt(br.readLine()); int b = Integer.parseInt(br.readLine()); int sum..

https://www.acmicpc.net/problem/2693 풀이 import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; int n = Integer.parseInt(br.readLine()); for(int j = 0; j < n; j++){ int[] arr = new int[10]; st = new StringTokenizer(br.readLine()); for(int i =..

https://www.acmicpc.net/problem/2309 문제 풀이 import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int[] height = new int[9]; int sum = 0; for(int i = 0; i < 9; i++){ height[i] = Integer.parseInt(br.readLine()); sum += height[i]; } int idx1 = 0, idx2 = 0; for(in..

https://www.acmicpc.net/problem/10870 문제 풀이 import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st; int n = Integer.parseInt(br.readLine()); int[] arr= new int[n+2]; arr[0] = 0; arr[1] = 1; if(n >= 2){ for (int i = 2; i