static void Bracket(char[] Text)
{
    var Pharentesis = (Text[0].Equals('(') && Text[1].Equals(')')) ? ":) yes" : ":( No";
    var Corchetes = (Text[0].Equals('[') && Text[1].Equals(']')) ? ":) yes" : ":( No";
    var Brackets = (Text[0].Equals('{') && Text[1].Equals('}')) ? ":) yes" : ":( No";
    Console.WriteLine("\n() " + Pharentesis + "\n[] " + Corchetes + "\n{} " + Brackets + "\n");
}

while (true)
{
    Bracket(Console.ReadLine().ToCharArray());
}