// 注意输出格式(空格)
public class Main {
public static void main(String[] args) {
for (int i = 1; i <= 9; i++) {
for (int j = 1; j <= i; j++) {
System.out.printf("%d*%d=%2d ", j, i, (j * i));
}
System.out.println();
}
}
}