import java.util.*
 
fun main(args: Array<String>) {
	val text = """http:/\/books.google.com\/books\/content?id=0DwKEBD5ZBUC&printsec=frontcover&img=1&zoom=5&source=gbs_api"""
    println(text.replace("""\/""", "/"))
    println(text.replace("""\\/""".toRegex(), "/"))
    println(text.replace("\\\\/".toRegex(), "/"))
}