목록전체 글 (403)
happy coding
모든 동물의 아이디와 이름을 ANIMAL_ID 순으로 조회하는 SQL문을 작성하기 SELECT select_list // has multiple columns, need to separate them by a comma FROM table_name; SELECT ANIMAL_ID, NAME FROM ANIMAL_INS
import java.io.*; import java.math.*; import java.util.Arrays; 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()); int[] array = new int[N]; for (int i=0 ; i
import java.io.*; import java.math.*; 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()); //나머지가 0일경우 그 값을 출력, for (int i=2 ; i
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 st1 = new StringTokenizer(br.readLine()); int N = Integer.parseInt(st1.nextToken()); //가로세로 길이 int K = Integer.parseInt(st1.nextToken()); //이미지를 늘릴 배수 //해당 배열 일단 생성 int[][] array = new int[N..
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 T = Integer.parseInt(br.readLine()); long[] array = new long[T]; for (int i=0 ; i
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)); HashMap map = new HashMap(); map.put("black", Arrays.asList(0, 1)); map.put("brown", Arrays.asList(1, 10)); map.put("red", Arrays.asList(2, 100)); map.put("orange", Arrays.asList(3, 1000)); map.put("yellow"..
import java.io.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String sentence = br.readLine().trim(); String[] word = sentence.split("\\s+"); //하나이상의 공백을 기준 System.out.println(word.length); } } 뭐가 틀렸을까 열린게시판을 확인해보니 공백 1개만을 입력받은 경우 출력값이 1이었다. 이에 대해 수정본 import java.io.*; public class Main ..
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)); String a = br.readLine(); char[] word = new char[a.length()]; int num = 0; for (int i=0 ; i