package JavaFestival; import java.util.Scanner; public class jar19 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.print("n 입력 : "); int n = sc.nextInt(); int a=1; for(int i=0; i

package JavaFestival; import java.util.Scanner; public class jar18 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N=sc.nextInt(); int[][] array = new int[N][N]; for(int i=0; i

package JavaFestival; public class jar17 { public static void main(String[] args) { String score = "A,A,B,C,D,A,C,D,D,D,F"; int a=0; int b=0; int c=0; int d=0; int f=0; String[] score2 = score.split(","); for(int i=0; i

package JavaFestival; public class jar16 { public static void main(String[] args) { int num1=10; int num2=3; boolean result = isDivide(num1, num2); System.out.println("결과확인 : " + result); } public static boolean isDivide(int num1,int num2) { if(num1%num2==0) { return true; }else { return false; } } }

방식1 package JavaFestival; public class jar15 { private static String getMiddle(String string) { int num = string.length(); int index = num/2; String result = (num%2==0) ? string.substring(index-1,index+1) : string.substring(index,index+1); return result; } public static void main(String[] args) { System.out.println(getMiddle("power")); System.out.println(getMiddle("test")); } } 일단 밑에것을 넣으면 빨간 표시..

package JavaFestival; import java.util.Scanner; public class jar14 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); int [][] array = new int[N][N]; for(int i=0; i