#include "Poco/Thread.h" 
#include "Poco/Runnable.h" 
#include "Poco/ThreadLocal.h" 
#include <iostream> 
 
class Counter: public Poco::Runnable { 
    void run() { 
        static Poco::ThreadLocal<int> tls; 
        for (*tls = 0; *tls < 10; ++(*tls)) { 
            std::cout << *tls << std::endl; 
        } 
    } 
}; 
 
int main(int argc, char** argv) { 
    Counter counter1; 
    Counter counter2; 
    Poco::Thread t1; 
    Poco::Thread t2; 
    t1.start(counter1); 
    t2.start(counter2); 
    t1.join(); 
    t2.join(); 
    return 0; 
}