#define _USE_MATH_DEFINES
#include "bits/stdc++.h"
using namespace std;
#define FOR(i,j,k) for(int (i)=(j);(i)<(int)(k);++(i))
#define rep(i,j) FOR(i,0,j)
#define each(x,y) for(auto &(x):(y))
#define mp make_pair
#define MT make_tuple
#define all(x) (x).begin(),(x).end()
#define debug(x) cout<<#x<<": "<<(x)<<endl
#define smax(x,y) (x)=max((x),(y))
#define smin(x,y) (x)=min((x),(y))
#define MEM(x,y) memset((x),(y),sizeof (x))
#define sz(x) (int)(x).size()
#define RT return
using ll = long long;
using pii = pair<int, int>;
using vi = vector<int>;
using vll = vector<ll>;

long long A003815(long long n) {
    long long mod = n % 4;
    if (mod == 1) {
        return 1;
    } else if (mod == 2) {
        return n + 1;
    } else if (mod == 3) {
        return 0;
    } else {
        return n;
    }
}

void solve() {
    int N;
    cin >> N;
    ll ans = 0;
    rep(i, N) {
        ll K, L;
        int D;
        cin >> K >> L >> D;
        ll xum = 0;
        if (K % 2)xum = L & ((1ll << D) - 1);
        ll M = L >> D;
        ll yum = A003815(M + K - 1);
        if (M > 0)yum ^= A003815(M - 1);
        ans ^= xum + (yum << D);
    }
    cout << ans << endl;
}

int main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	cout << fixed << setprecision(15);
	solve();
	return 0;
}