04.3 元组
package main import "fmt" func retThree(x int) (int, int, int) { return 2 * x, x*x,-x }
func main() { fmt.Println(retThree(10)) n1, n2, n3 := retThree(20) fmt.Println(n1,n2,n3)
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package main import "fmt" func retThree(x int) (int, int, int) { return 2 * x, x*x,-x }
func main() { fmt.Println(retThree(10)) n1, n2, n3 := retThree(20) fmt.Println(n1,n2,n3)
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n1, n2 = n2, n1
fmt.Println(n1, n2, n3)
x1, x2, x3 := n1*2,n1*n1, -n1
fmt.Println(x1,x2,x3)
}