import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); int q = in.nextInt(); char[] color = {'B', 'R', 'G'}; int[] diff = new int[n + 1]; while (q > 0) { int start = in.nextInt(); int end = in.nextInt(); di...