22 lines
509 B
V
22 lines
509 B
V
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import sync
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import time
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// Simulate expensive computing using sleep function
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fn expensive_computing(id, duration int, wg &sync.WaitGroup) {
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println('Executing expensive computing task (${id})...')
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time.sleep_ms(duration)
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println('Finish task ${id} on ${duration} ms')
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wg.done()
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}
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fn main() {
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wg := sync.new_waitgroup()
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wg.add(3)
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go expensive_computing(1, 100, wg)
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go expensive_computing(2, 500, wg)
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go expensive_computing(3, 1000, wg)
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// Join all tasks
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wg.wait()
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println('All jobs finished!')
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}
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