#include <bits/stdc++.h>
using namespace std;
const long double PI = 3.1415926535897923846;
const long long int MOD = 1000000007;
const long long int N = 998244353;
long long int power(long long int x, long long int n) {
  long long int res = 1;
  while (n > 0) {
    if (n & 1) res = res * x % MOD;
    x = x * x % MOD;
    n >>= 1;
  }
  return res;
}
long long int modinverse(long long int a) { return power(a, MOD - 2); }
void solve() {
  long long int l, k, m, t;
  cin >> l >> k >> m >> t;
  for (long long int i = 0; i < t; i++) {
    long long int x, y;
    cin >> x >> y;
    if (x) {
      if (y <= k) {
        l++;
        k++;
      } else {
        l++;
      }
    } else {
      if (y >= k) {
        l = y;
      } else {
        l -= y;
        k -= y;
      }
    }
    cout << l << ' ' << k << endl;
  }
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  long long int test = 1;
  while (test--) {
    solve();
  }
  cerr << "Time : " << 1000 * ((double)clock()) / (double)CLOCKS_PER_SEC
       << "ms\n";
}
