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Commitfc52900

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Merge pull requestneetcode-gh#1442 from Mahim1997/dev/929_Java_Swift
929. Unique Email Addresses
2 parents11dacb6 +59eb3d9 commitfc52900

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‎java/929-Unique-Email-Addresses.java

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classSolution {
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privateStringgetFormattedEmail(Stringemail) {
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String[]arr =email.split("@");
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StringlocalName =arr[0];
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StringdomainName =arr[1];
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// Only keep the first part of "+" sign
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String[]arrLocalWithPlus =localName.split("\\+");
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localName =arrLocalWithPlus[0];
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// Replace "."/dots
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localName =localName.replace(".","");
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returnlocalName +"@" +domainName;
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}
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publicintnumUniqueEmails(String[]emails) {
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Set<String>uniqueEmails =newHashSet<>();
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for(Stringemail:emails) {
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StringformattedEmail =getFormattedEmail(email);
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uniqueEmails.add(formattedEmail);
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}
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returnuniqueEmails.size();
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}
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}
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classSolution{
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func getFormattedEmail(from email:String)->String{
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letarr= email.split(separator:"@")
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varlocalNameInitial=arr[0]
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letdomainName=arr[1]
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// Ignore everything from first + (plus) sign
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letarrLocalNameSplitPlus= localNameInitial.split(separator:"+")
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guardlet localNameWithoutPlus= arrLocalNameSplitPlus.firstelse{return""}
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// Remove . (dot) sign
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letlocalName= localNameWithoutPlus.replacingOccurrences(of:".", with:"")
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return"\(localName)@\(domainName)"
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}
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func numUniqueEmails(_ emails:[String])->Int{
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varuniqueEmails:Set<String>=Set()
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emails.forEach{ emailin
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letformattedEmail=getFormattedEmail(from: email)
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uniqueEmails.insert(formattedEmail)
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}
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return uniqueEmails.count
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}
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}

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