using System; namespace yukicoder { class Program { static void Main(string[] args) { string[] s = Console.ReadLine().Split(' '); int a = int.Parse(s[0]);//幅 int b = int.Parse(s[1]);//高さ string[,] t = new string[b,a ]; string bw = "W"; if (bw == s[2]) { bw = "B"; } for(int i = 0; i