#include<bits/stdc++.h>
namespace {
#pragma GCC diagnostic ignored "-Wunused-function"
#include<atcoder/all>
#pragma GCC diagnostic warning "-Wunused-function"
using namespace std;
using namespace atcoder;
#define rep(i,n) for(int i = 0; i < (int)(n); i++)
#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; i--)
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
template<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } else return false; }
template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return true; } else return false; }
using ll = long long;
using P = pair<int,int>;
using VI = vector<int>;
using VVI = vector<VI>;
using VL = vector<ll>;
using VVL = vector<VL>;

} int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n, q;
  string s;
  cin >> n >> q >> s;
  VI dh(n + 1), dw(n + 1);
  rep(i, n) {
    dh[i+1] = dh[i];
    dw[i+1] = dw[i];
    (s[i] == 'D' ? dh : dw)[i+1]++;
  }
  auto f = [&](ll k) {
    ll q = k / n, r = k % n;
    ll x = dh[n] * q + dh[r];
    ll y = dw[n] * q + dw[r];
    return pair(x, y);
  };
  rep(_, q) {
    int h, w, p;
    cin >> h >> w >> p;
    ll r = h + w;
    ll l = 0;
    while (r - l > 1) {
      ll c = (l + r) / 2;
      auto [x1, y1] = f(p + c);
      auto [x2, y2] = f(p);
      auto x = x1 - x2;
      auto y = y1 - y2;
      (x < h && y < w ? l : r) = c;
    }
    cout << (p + r) % n << '\n';
  }
}