package com.huawei;

import java.util.Arrays;

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

Scanner in = new Scanner(System.in);

int ICCount = in.nextInt();

int service = in.nextInt();

in.nextLine();

String s = in.nextLine();

//System.out.println(s);

int[] used = new int[ICCount];

int row = 0;

int col = 0;

int[][] arr = new int[ICCount][4];

for (int t = 0; t < s.length(); t++) {

if (s.charAt(t) == ' ') continue;

if (s.charAt(t) == 'A') {

for (int i = 0; i < ICCount; i++) {

if (used[i] == 1) continue;

for (int j = 0; j < 4; j++) {

if (arr[i][j] == 0) {

arr[i][j] = 1;

if (j == 3) used[i] = 1;

if (t == s.length() - 1) {

row = i + 1;

col = j + 1;

}

i = ICCount;

break;

}

}

}

}

else if (s.charAt(t) == 'B') {

for (int i = 0; i < ICCount; i++) {

if (used[i] == 1) continue;

for (int j = 0; j < 4; j++) {

if (used[i] == 1 || arr[i][0] == 1) break;

if (used[i] == 0 && arr[i][0] == 0) {

Arrays.fill(arr[i], 1);

used[i] = 1;

if (t == s.length() - 1) {

row = i + 1;

col = 1;

}

i = ICCount;

break;

}

}

}

}

}

System.out.println(row);

System.out.println(col);

}

}