// You can edit this code!
// Click here and start typing. package main

package main

import (
    "fmt"
    "strings"
)

func Filter[T interface{}](list *[]T, predicate func(val T) bool) []T {
    var r []T
    for _, v := range *list {
        if predicate(v) {
            r = append(r, v)
        }
    }
    return r
}

func main() {
    fmt.Println("Hello, 世界")
    fmt.Println(Filter(&[]string{"test", "test2", "brother", "big"}, func(x string) bool {
        return strings.HasPrefix(x, "test")
    }))

}