worker_pool.go
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worker_pool.go
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func worker(jobs <-chan int, results chan<- int, wg *sync.WaitGroup) {↵
defer wg.Done()↵
for j := range jobs {↵
results <- j * 2↵
}↵
}↵
func main() {↵
jobs := make(chan int, 100)↵
results := make(chan int, 100)↵
var wg sync.WaitGroup↵
for w := 0; w < 4; w++ {↵
wg.Add(1)↵
go worker(jobs, results, &wg)↵
}↵
}
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