java实现心型、99乘法demo

package com.js.ai.modules.pointwall.interfac;

import java.awt.Font;

import javax.print.attribute.standard.MediaName;

import org.apache.poi.ss.usermodel.Color;

public class TestXinXing {

	/*public static void main(String argv[]){
		//实现1个心型
		for(float y = (float) 1.5;y>-1.5;y -=0.1)
	       {
	              for(float x= (float) -1.5;x<1.5;x+= 0.05)
	              {
	                    float a = x*x+y*y-1;
	                    if((a*a*a-x*x*y*y*y)<=0.0)
	                    {  

	                           System.out.print("*");  

	                    }
	                    else
	                           System.out.print(" ");
	              }
	              System.out.print("\n");
	       }
	}  */
/*	public static void main(String argv[]){
	//实现2个心型，实现n个心型
	for(float y = (float) 1.5;y>-1.5;y -=0.1)
	 {
	        for(float x= (float) -1.5;x<1.5;x+= 0.05)
	        {
	              float a = x*x+y*y-1;
	              if((a*a*a-x*x*y*y*y)<=0.0)
	              {
	                    if(Math.abs(x+0.100000712)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                    {
	                              System.out.print("F");
	                            continue;
	                     }
	                    if(Math.abs(x+0.050000306)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                     {
	                            System.out.print("r");
	                            continue;
	                     }
	                     if(Math.abs(x+-3.0621885E-7)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                     {
	                            System.out.print("a");
	                            continue;
	                     }
	                     if(Math.abs(x-0.049999695)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                     {
	                            System.out.print("n");
	                            continue;
	                     }
	                     if(Math.abs(x-0.100000001)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                     {
	                            System.out.print("I L Y");
	                            continue;
	                     }  

	                     System.out.print("*");  

	              }
	              else
	                     System.out.print(" ");
	        }  

	        for(float x= (float) 1.5;x<4.5;x+= 0.05)
	        {
	              float a = (x-3)*(x-3)+y*y-1;
	              boolean flag = false;
	              if((a*a*a-(x-3)*(x-3)*y*y*y)<=0.0)
	              {
	                    if(Math.abs(x-3+0.100000712)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                    {
	                              System.out.print("C");
	                              flag = true;
	                            continue;
	                     }
	                    if((Math.abs(x-2.9499986)) <= 1e-6 && Math.abs(y-0.6999998)<=1e-6 )
	                     {
	                            System.out.print("a");
	                            continue;
	                     }
	                     if(Math.abs(x-2.9999986)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                     {
	                            System.out.print("s");
	                            continue;
	                     }
	                     if(Math.abs(x-3.0499985)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                     {
	                            System.out.print("i");
	                            continue;
	                     }
	                     if(Math.abs(x-3.0999985)<=1e-6 && Math.abs(y-0.6999998)<=1e-6)
	                     {
	                            System.out.print("o");
	                            continue;
	                     }  

	                     System.out.print("*");  

	              }
	              else
	                     System.out.print(" ");
	        }  

	        System.out.print("\n");
	 }
	}*/
	public static void main(String[] args) {
        //99乘法表
		//外层循环控制行数，9行。
        //内存循环控制列数、数量。
        for(int i=1;i<=9;i++)
        {
            for(int j=1;j<=i;j++)
            {
                System.out.print(i+"*"+j +"=" +(i*j) +"\t");
            }
            //换行显示
            System.out.println();
        }
    }
}