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func addNumbers() {
n1 := 12
n2 := 8
sum := n1 + n2
fmt.Println("Sum:", sum)
}
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// Program to illustrate function parameters
package main
import "fmt"
// define a function with 2 parameters
func addNumbers(n1 int, n2 int) {
sum := n1 + n2
fmt.Println("Sum:", sum)
}
func main() {
// pass parameters in function call
addNumbers(21, 13)
}