25 lines
476 B
Go
25 lines
476 B
Go
package main
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import "sync"
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import "time"
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import "math/rand"
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import "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 := time.Duration(rand.Intn(2000))
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time.Sleep(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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