hacker rank conditional statements

conditionals.go

package main

import (
    "bufio"
    "fmt"
    "io"
    "os"
    "strconv"
    "strings"
)



func main() {
    reader := bufio.NewReaderSize(os.Stdin, 1024 * 1024)

    NTemp, err := strconv.ParseInt(readLine(reader), 10, 64)
    checkError(err)
    N := int32(NTemp)

    if N%2 != 0 {
        fmt.Println("Weird")
    }
    if N%2 == 0 && N > 2 && N <= 5 {
        fmt.Println("Not Weird")
    }
    if N%2 == 0 && N > 6 && N <= 20 {
        fmt.Println("Weird")
    }
    if N%2 == 0 && N > 20 {
        fmt.Println("Not Weird")
    }  

}

func readLine(reader *bufio.Reader) string {
    str, _, err := reader.ReadLine()
    if err == io.EOF {
        return ""
    }

    return strings.TrimRight(string(str), "\r\n")
}

func checkError(err error) {
    if err != nil {
        panic(err)
    }
}