JSFiddle - React, Tailwind, and code Playground

HTML

<input name="show[1]" class="show" name="show[1]" type="radio" value="1" /> Show
<input name="show[1]" class="hide" name="show[1]" type="radio" value="0" /> Hide<br>

<input name="show[2]" class="show" name="show[2]" type="radio" value="1" /> Show
<input name="show[2]" class="hide" name="show[2]" type="radio" value="0" /> Hide<br>
...
...
...
<br>
<input name="show[n]" class="show" name="show[n]" type="radio" value="1" /> Show
<input name="show[n]" class="hide" name="show[n]" type="radio" value="0" /> Hide<br>
    <input type="button" id="submit" value="Submit"/>

JavaScript

$("#submit").click(function(){
alert($('input[class=show]:radio:not(:checked)').val("1").length)
});