JS 用+1、-1填12（）34（）56（）78（）9=59 

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
    </head>
    <body>
    </body>
</html>
<script type="text/javascript">
    var str = "";
    for(var i = -1;i<3;i=i+2){
        for(var j = -1;j < 3;j = j + 2){
            for(var k = -1;k < 3;k = k +2){
            for(var p = -1;p <3 ;p = p + 2){
            if(12+i*34+j*56+k*78+p*9 == 59){
                str +=i+ ","+j+ ","+k+ ","+p+ "<br/>";
            }
        }
        }
        }
    }
    document.write(str);
</script>

 

posted @ 2018-04-12 17:55  韩凯  阅读(213)  评论(0)  编辑  收藏  举报