Test1.java

/*
 * 김소은 
 * 과제1. 콘솔 화면에 구구단 출력하기
 */

public class Test1 {
	public static void main(String[] args) {
		System.out.println("[구구단 출력]");

		StringBuilder multiplicationTable = new StringBuilder();

		for (int y = 1; y <= 9; y++) {
			for (int x = 1; x <= 9; x++) {
				String formula = String.format("%02d x %02d = %02d", x, y, x * y);
				multiplicationTable.append(formula).append("\t");
			}
			multiplicationTable.append("\n");
		}

		System.out.println(multiplicationTable);
	}
}