#include <bits/stdc++.h>
using namespace std;
constexpr int INF = numeric_limits<int>::max() / 2;
constexpr long long LINF = numeric_limits<long long>::max() / 3;
struct Double {
  double d;
  explicit Double(double x) : d(x) {}
};
ostream& operator<<(ostream& os, const Double x) {
  os << fixed << setprecision(20) << x.d;
  return os;
}
template <typename T>
ostream& operator<<(ostream& os, const vector<T>& vec) {
  os << "[";
  for (const auto& v : vec) {
    os << v << ",";
  }
  os << "]";
  return os;
}
template <typename T, typename U>
ostream& operator<<(ostream& os, const map<T, U>& mp) {
  os << "{";
  for (auto& p : mp) {
    os << p << ",";
  }
  os << "}";
  return os;
}
template <typename T, typename U>
ostream& operator<<(ostream& os, const pair<T, U>& p) {
  os << "(" << p.first << "," << p.second << ")";
  return os;
}
template <typename T>
ostream& operator<<(ostream& os, const set<T>& st) {
  os << "{";
  for (T v : st) os << v << ",";
  os << "}";
  return os;
}
template <typename T, typename U>
inline void chmax(T& x, U y) {
  if (y > x) x = y;
}
template <typename T, typename U>
inline void chmin(T& x, U y) {
  if (y < x) x = y;
}
using ll = long long;
using ull = unsigned long long;
using pii = std::pair<int, int>;
using vi = std::vector<int>;
ll gcd(ll a, ll b) {
  if (b == 0)
    return a;
  else
    return gcd(b, a % b);
}
constexpr ll TEN(int n) { return (n == 0) ? 1 : 10 * TEN(n - 1); }
constexpr double eps = 1e-10;
constexpr ll mod = 1e9 + 7;
const int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
int main() {
  int x;
  cin >> x;
  set<pair<char, int>> s;
  for (int i = 0; i <= 2; i++) {
    if ((x + i) % 4 == 1) s.insert(make_pair('A', i));
    if ((x + i) % 4 == 3) s.insert(make_pair('B', i));
    if ((x + i) % 4 == 2) s.insert(make_pair('C', i));
    if ((x + i) % 4 == 0) s.insert(make_pair('D', i));
  }
  cout << s.begin()->second << " " << s.begin()->first << endl;
}
