#include <stdio.h>
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using mint = modint998244353;
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 1000000000000000001
string get(string S){
	reverse(S.begin(),S.end());
	string ret = "";
	int carry = 1;
	rep(i,S.size()){
		int t = S[i]-'0' + carry;
		if(t>=10)carry = 1;
		else carry = 0;
		t %= 10;
		ret += '0'+t;
	}
	if(carry)ret += "1";
	reverse(ret.begin(),ret.end());
	return ret;
	
}
string Get(string S){
	string ret = "";
	int carry = 0;
	rep(i,S.size()){
		int t = carry*10;
		t += S[i] - '0';
		ret += '0' + (t/2);
		carry = t%2;
	}
	return ret;
}

int main(){
	
	int _t;
	cin>>_t;
	rep(_,_t){
		string N;
		cin>>N;
		
		long long M;
		cin>>M;
		
		string N2 = get(N);
		if((N.back()-'0')%2==0)N = Get(N);
		else N2 = Get(N2);
		
		long long X = 0,Y = 0;
		rep(i,N.size()){
			X *= 10;
			X += N[i]-'0';
			X %= M;
		}
		rep(i,N2.size()){
			Y *= 10;
			Y += N2[i]-'0';
			Y %= M;
		}
		X *= Y;
		cout<<X%M<<endl;
		
	}
	
	return 0;
}