效果如下:
实现代码:
public class Multiplication99 {
public static void main(String[] args) {
for (int num1 = 1; num1 <=9; num1++) {
for (int num2 = 1; num2 <= num1; num2++) {
System.out.print(num2+"*"+num1+"="+(num1*num2)+" ");
}
System.out.println();
}
}
}