JSFiddle - React, Tailwind, and code Playground
HTML
<div class="solTitle"> <a href="#" id="solution0">Solution0 </a></div>
<div class="solTitle"> <a href="#" id="solution1">Solution1 </a></div>
<div id="summary_solution0" style="display:none" class="summary">Summary solution0</div>
<div id="summary_solution1" style="display:none" class="summary">Summary solution1</div>
JavaScript
$(document).ready(function(){
$("#solution0").live('click',function(e){
var contentId = "summary_" + $(this).attr('id');
$(".summary").hide();
$("#" + contentId).show();
});
});