16 lines
180 B
Go
16 lines
180 B
Go
package main
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import "fmt"
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func square() func () int {
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var x int
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return func() int {
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x++
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return x*x
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}
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}
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func main() {
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f := square()
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fmt.Println(f())
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fmt.Println(f())
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} |