26 lines
380 B
Go
26 lines
380 B
Go
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package main
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import "fmt"
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// fibonacci is a function that returns
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// a function that returns an int.
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func fibonacci() func() int {
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x := 0
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y := 1
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z := 0
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return func() int {
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z, x, y = x, y, x + y
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if z == 0 {
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return 0
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}
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return z
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}
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}
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func main() {
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f := fibonacci()
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for i := 0; i < 10; i++ {
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fmt.Println(f())
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}
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}
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