import com.sun.xml.internal.ws.util.StringUtils
 
def map = [A: "4", B: "6", E: "3", I: "1", L: "1", M: "(V)",
       N: "(\\)", O: "0", S: "5", T: "7", V: "\\/", W: "`//"]
 
System.in.eachLine {line ->
    def output = line.toUpperCase()
    def is1337 = map.values().find{line.contains(it)}
 
    map.entrySet().each {
        def (match,swap) = is1337 ? [it.value,it.key] : [it.key,it.value]
        output = output.replace(match,swap)
    }
 
    if(is1337) output = StringUtils.capitalize(output.toLowerCase())
    println "${line} -> ${output}"
}

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

SSBhbSBlbGl0ZS4KRGEgcGFpbiEKRXllIG5lZWQgaGVscCEKM1kzIChcKTMzZCBqMDAgdDAgZzM3IGQ0IGQwYzcwci4KMSBuMzNkIG00IHAxbGx6IQ==

I am elite.
Da pain!
Eye need help!
3Y3 (\)33d j00 t0 g37 d4 d0c70r.
1 n33d m4 p1llz!