22 lines
399 B
Go
22 lines
399 B
Go
package main
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import ("sync"; "time"; "math/rand"; "fmt")
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func main() {
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times := new([20]int)
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wait := new(sync.WaitGroup)
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for i := 0; i < 20; i++ {
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n := i
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wait.Add(1)
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go func() {
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opTime := rand.Intn(2000)
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time.Sleep(time.Duration(opTime) * time.Millisecond)
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fmt.Println(n)
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times[n] = opTime
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wait.Done()
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}()
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}
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wait.Wait()
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fmt.Println(*times)
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}
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