class Program { static void Main(string[] args) { string input = Console.ReadLine()!; string word = ""; foreach (char c in input) { word += c; if (word.Length >= 2 && word.Substring(word.Length - 2, 2) == "ao") { word = word.Remove(word.Length - 2, 2); word += "ki"; } } Console.WriteLine(word); } }