import java.io.*;

public class Main {
	public static void main(String[] args) throws Exception {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String[] sa = br.readLine().split(" ");
		int n = Integer.parseInt(sa[0]);
		int q = Integer.parseInt(sa[1]);
		char[] s = br.readLine().toCharArray();
		int[] h = new int[q];
		int[] w = new int[q];
		int[] p = new int[q];
		for (int i = 0; i < q; i++) {
			sa = br.readLine().split(" ");
			h[i] = Integer.parseInt(sa[0]);
			w[i] = Integer.parseInt(sa[1]);
			p[i] = Integer.parseInt(sa[2]);
		}
		br.close();

		long[][] dpd = new long[31][n];
		long[][] dpr = new long[31][n];
		long inf = 1000000000000000000L;
		long d = inf;
		long r = inf;
		for (int i = 0; i < n; i++) {
			if (s[i] == 'D') {
				d = n + i;
				break;
			}
		}
		for (int i = 0; i < n; i++) {
			if (s[i] == 'R') {
				r = n + i;
				break;
			}
		}
		for (int i = n - 1; i >= 0; i--) {
			dpd[0][i] = d - i;
			dpr[0][i] = r - i;
			if (s[i] == 'D') {
				d = i;
			} else {
				r = i;
			}
		}

		for (int i = 0; i < 30; i++) {
			for (int j = 0; j < n; j++) {
				dpd[i + 1][j] = dpd[i][j] + dpd[i][(int) ((j + dpd[i][j]) % n)];
				dpr[i + 1][j] = dpr[i][j] + dpr[i][(int) ((j + dpr[i][j]) % n)];
				dpd[i + 1][j] = Math.min(dpd[i + 1][j], inf);
				dpr[i + 1][j] = Math.min(dpr[i + 1][j], inf);
			}
		}

		PrintWriter pw = new PrintWriter(System.out);
		for (int i = 0; i < q; i++) {
			if (s[p[i]] == 'D') {
				h[i]--;
			} else {
				w[i]--;
			}
			d = p[i];
			for (int j = 0; j < 31; j++) {
				if ((h[i] >> j & 1) == 1) {
					d += dpd[j][(int) (d % n)];
				}
			}
			r = p[i];
			for (int j = 0; j < 31; j++) {
				if ((w[i] >> j & 1) == 1) {
					r += dpr[j][(int) (r % n)];
				}
			}
			long ans = Math.min(d + 1, r + 1) % n;
			pw.println(ans);
		}
		pw.flush();
	}
}