You will never be able to escape from your heart. So it's better to listen to what it has to say.
既然無法逃避自己的心，不如就好好地聽聽它在說些什么。———— Paulo Coelho
學習javascript，用雙for和雙while循環(huán)輸出小九九乘法表： 1.雙for循環(huán) var x var y for(x=1;x