題目:“水仙花數”是指其個位、十位、百位3個數的立方和等於這個數本身,請用JS編程求出數據100~999中所有水仙花數,並在界面中打印出來。
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>水仙數</title> </head> <p>水仙數:</p> <script> for(var a = 100; a <= 999; a++){ var bai = parseInt(a / 100); var shi = parseInt(a % 100 / 10); var ge = parseInt(a % 10); if(a == ge * ge * ge + shi * shi * shi + bai * bai * bai){ document.write(a + ","); } } </script> </body> </html>
運行結果: