2021-04-14 자바 구구단 별짓기 (스마트인재개발원)

public class ex30별짓기 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		
		for(int i=1; i<5; i++)
		{
			for(int j=1; j<=i; j++) {
				System.out.print("*");
				
			}
			System.out.println();
		}

	}

}

import java.util.Scanner;

public class ex29구구단 {
	public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		

		
		for(int i=1; i<10; i++ ) {
			
			
			
			for(int j=1; j<10; j++) {
				System.out.println(i + "*" + j + "=" + i*j );
			}
			
			System.out.println();
		}

	}
}