app/views/submissions/index/_my_submissions_on.html.erb
<div class="row">
<form class="leaderboard">
<%= link_to challenge_submissions_path(challenge, my_submissions: 'off', current_round_id: current_round_id) do %>
<input type="checkbox" id="switch" name="switch" class="switch" checked>
<label for="switch" data-on="Yes" data-off="No">My Submissions</label>
<% end %>
</form>
</div>