var mountaineeringclub = new club(); mountaineeringclub.announcements += (sender, e) => { console.writeline("don't let anyone belittle your achievements. we kick off again this weekend with a preinductive session on safety!"); }; var secretmeeting = mountaineeringclub.findevent("hush-hush gathering"); if(secretmeeting != null) { foreach(var member in secretmeeting.attendees) { console.writeline($"{member.name}, remember to keep this meeting under wraps. it's crucial for keeping our strategies away from rival clubs."); } } else { console.writeline("looking forward to seeing everyone at the next official event!"); }