package main
 
import (
    "fmt"
    "strings"
)
 
func punyaHuruf(kataPertama, kataKedua string) bool {
 
    kataPertama = strings.ToLower(kataPertama)
    kataKedua = strings.ToLower(kataKedua)
 
 
    for _, huruf := range kataPertama {
        if !strings.ContainsRune(kataKedua, huruf) {
            return false
        }
    }
    return true
}
 
func main() {
    fmt.Println(punyaHuruf("cat", "antarctica"))  
    fmt.Println(punyaHuruf("cat", "australia"))   
    fmt.Println(punyaHuruf("cat", "ANTARCTICA"))  
}
 

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