两个练习实现对吗(标记:for循环练习)
来源:2-13 编程练习
localhost999
2020-08-07 17:49:00
练习2-13
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>for循环</title> </head> <body> <script> var hundreds,tens,ones; for(var i=100;i<1000;i++){ hundreds=parseInt(i/100); tens=parseInt((i-(hundreds*100))/10); ones=i-(hundreds*100)-(tens*10); if(hundreds *hundreds * hundreds + tens * tens * tens + ones * ones * ones == i){ document.write(i+" "); } } </script> </body> </html>
练习2-14
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>for循环</title> </head> <body> <script> for(var i=1;i<=9;i++){ for(var j=1;j<=i;j++){ document.write("*"); } document.write("<br>"); } </script> </body> </html>
1回答
同学你好,两个练习都是正确的,很棒,祝学习愉快!
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