j02050607.java

来自「经典java教材《java完美经典》一书中源码的完全收集」· Java 代码 · 共 27 行

import java.lang.*;

class j02050607
{    
  public static void main(String para[])
  {  		    
     System.out.println( "=============================九九乘法表==============================" );
     for(int x=1; x<=9; x++)
     {
     	  System.out.print( "x="+ x + ": ");
       	for(int y=1; y<=9; y++)
       	{
       	   	System.out.print( x + "*" + y + "=" + trans( x*y ) );
       	}
       	System.out.println();     	
     }
  }
  static String trans( int n)
  {
  	 String retStr="";
    if(String.valueOf(n).length()<2)
      retStr = retStr + String.valueOf(n)+"  ";
    else
      retStr = retStr + String.valueOf(n)+" ";	
    return retStr;
  }
}