java基礎知識之 演算法 九九乘法表

 

/**
auther:kevin
date:20110710
function:a multiplication table
Editon：1rt
*/

import java.util.Scanner; //progarm uses class Scanner
public class Jiujiu
{ //main method begins execution of Java application
 public static void main(String args[])
 { 
  
  Jiujiu.show(9);
 }//end method main

 public static void   show(int n){
  
  int m;
  for(int i= 1;i <=n;i++)
  {
   for(int j= 1;j<=i ; j++)
   { 
    m=i*j;
    System.out.print(j+"*"+i+"="+m+" ");
   }
   System.out.println();
  }
 }//end method show
}//end class Jiujiu

 

 

 

---------------------------------------

/**
auther:kevin
date:20110710
function:a multiplication table,input number from keyboard
*/

import java.util.Scanner; //progarm uses class Scanner
public class Jiujiu2
{ //main method begins execution of Java application
 public static void main(String args[])
 { 
  int n;
  //create Scanner to obtain input from command window.
  Scanner input = new Scanner(System.in);
  
  System.out.print("Please input a number:");

  n = input.nextInt();//read number from user
  Jiujiu.show(n);
 }//end method main

 public static void   show(int n){
  
  int m;
  for(int i= 1;i <=n;i++)
  {
   for(int j= 1;j<=i ; j++)
   { 
    m=i*j;
    System.out.print(j+"*"+i+"="+m+" ");
   }
   System.out.println();
  }
 }//end method show
}//end class Jiujiu