package main
import (
"fmt"
)
func f(n int, numbers ...int) {
for i, val := range numbers {
if val == n {
fmt.Println(val, "found at index", i, ":", numbers)
}
}
}
func main() {
f(2, 1, 2, 8)
f(3, 17, 18, 4, 56, 3, 5, 7)
f(9, 12, 13, 1, 4)
f(100)
}
/*
run:
2 found at index 1 : [1 2 8]
3 found at index 4 : [17 18 4 56 3 5 7]
*/