import java.util.Scanner; public class Main { public static int f(StringBuilder str, int len) { int cnt = 0, ans = 0; int i=0,j=0; while (j < len) { if(str.charAt(i) == '.') for(j = i+1;j < len; j++) if(str.charAt(j) != '.') break; if(j == len && str.charAt(j-1)=='.') cnt += len - 1 - i; else   cnt += j-1-i; i = j+1; } return cnt; } public static void main(String[] args) { Scanner scan = new Scanner(System.in); StringBuilder str; int n,m,x,i; char c = '.'; while (scan.hasNext()) { n = scan.nextInt(); m = scan.nextInt(); System.out.println("n: " +n + "m: " + m); str = new StringBuilder(scan.next()); System.out.println(str); for(i = 0; i < n; i++) { x = scan.nextInt(); c = scan.next().charAt(0); str.replace(x-1,x,c+""); System.out.println( str + " " +f(str,n)); } } } }