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dsawyer@methacton.org string_packet_level_3 > onlyEvens
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Given a string, it returns a string that consists of just the characters at the even indices.


onlyEvens("seven") → "svn"
onlyEvens("papers") → "ppr"
onlyEvens("everywhere") → "eeyhr"

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public String onlyEvens( String s ){ }

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