--- /dev/null
+<tmpl_if levels>
+<h2>Beginner</h2>
+<div class="list-group">
+<tmpl_loop beginner><a class="list-group-item" href="<tmpl_var id>"><tmpl_var name></a>
+</tmpl_loop></div>
+
+<h2>Easy</h2>
+<div class="list-group">
+<tmpl_loop easy><a class="list-group-item" href="<tmpl_var id>"><tmpl_var name></a>
+</tmpl_loop></div>
+
+<h2>Medium</h2>
+<div class="list-group">
+<tmpl_loop medium><a class="list-group-item" href="<tmpl_var id>"><tmpl_var name></a>
+</tmpl_loop></div>
+
+<h2>Hard</h2>
+<div class="list-group">
+<tmpl_loop hard><a class="list-group-item" href="<tmpl_var id>"><tmpl_var name></a>
+</tmpl_loop></div>
+
+<tmpl_else>
+<div class="list-group">
+<tmpl_loop problems><a class="list-group-item" href="<tmpl_var id>"><tmpl_var name></a>
+</tmpl_loop></div>
+</tmpl_if>