Secret Door's lock

package main

import (
    "fmt"
    "math"
)

func main(){
    var hundreds, tens, units int
    fmt.Scanln(&hundreds)
    fmt.Scanln(&tens)
    fmt.Scanln(&units)

    for i := 2; i <=hundreds ; i+=2 {
        for j := 2; j <=tens ; j++ {
            for k := 2; k <=units; k+=2 {
                isPrimeJ:=isPrime(j)
                if isPrimeJ{
                    fmt.Printf("%d %d %d\n",i,j,k)
                }
            }
        }
    }
}

func isPrime(j int)(prime bool) {
    var divider int = 2
    var maxDivider float64 = math.Sqrt(float64(j))
    prime = true

    for (prime && (divider <= int(maxDivider))) {
        if (j % divider == 0) {
            prime = false
        }
        divider++
    }
    return
}