#include <bits/stdc++.h>
using namespace std;
using ll = long long;

void solve() {
  string N;
  ll M;
  cin >> N >> M;

  auto inc = [&](string s) {
    ranges::reverse(s);
    s += '0';
    for(auto &i : s) {
      if(i != '9') {
        i++;
        break;
      }
      else { i = '0'; }
    }
    ranges::reverse(s);
    return s;
  };

  auto div = [&](string s) {
    ll n = s.size();
    vector<ll> v;
    for(auto &i : s) { v.emplace_back(i - '0'); }
    string r = "";
    for(ll i = 0; i < n; i++) {
      r += char(v[i] / 2 + '0');
      if(v[i] & 1) { v[i + 1] += 10; }
    }
    return r;
  };

  auto rem = [&](string s) {
    ll r = 0;
    for(auto &i : s) {
      r *= 10;
      r += (i - '0');
      r %= M;
    }
    return r;
  };

  if((N.back() - '0') & 1) { cout << rem(N) * rem(div(inc(N))) % M << "\n"; }
  else { cout << rem(inc(N)) * rem(div(N)) % M << "\n"; }
}

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  ll t;
  cin >> t;
  while(t--) { solve(); }
}