use "std"

def thread1() {
    i = 0
    while (i < 100) {
        print "i = " + i + "\n"
        i = i + 1
        sleep(100)
    }
}

// thread("thread1")
thread(::thread1)

k = 0
while (k < 10) {
    print "k = " + k + "\n"
    k = k + 1
    sleep(1000)
}