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Given a string, return a string length 2 made of its first 2 chars. If the string length is less than 2, use '@' for the missing chars. atFirst("hello") → "he" atFirst("hi") → "hi" atFirst("h") → "h@" Go...Save, Compile, Run (ctrl-enter) public String atFirst(String str) { } Go Editor font size %:75100125150 Shorter output

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