using System;
using System.Threading;
class MainClass {
public static void Main() {
bool ownsMutex;
using (Mutex mutex = new Mutex(true, "MutexExample", out ownsMutex)) {
if (ownsMutex) {
Console.ReadLine();
mutex.ReleaseMutex();
} else {
Console.WriteLine("Another instance of this application " +
" already owns the mutex named MutexExample.");
}
}
}
}
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