#include <bits/stdc++.h>
using namespace std;
const int mn = 3.5e6;
int l[mn], r[mn], val[mn];
bitset<mn> bs;
int tot = 0;
int nw() {
l[tot] = -1, r[tot] = -1, val[tot] = 0;
if (tot >= mn) {
while (1) {
}
}
return tot++;
}
void lzy(int cin, int cl, int cr) {
if (bs[cin]) {
val[cin] = cr - cl + 1;
if (cl == cr) {
return;
}
if (l[cin] == -1) {
l[cin] = nw(), r[cin] = nw();
}
bs[l[cin]] = bs[r[cin]] = 1;
}
}
void upd(int cin, int cl, int cr, int ql, int qr) {
// cout << "U: " << cl << " " << cr << " " << ql << " " << qr << "\n";
lzy(cin, cl, cr);
if (ql > cr || cl > qr)
return;
if (ql <= cl && cr <= qr) {
bs[cin] = 1;
lzy(cin, cl, cr);
return;
}
if (l[cin] == -1) {
l[cin] = nw(), r[cin] = nw();
}
upd(l[cin], cl, (cl + cr) / 2, ql, qr);
upd(r[cin], (cl + cr) / 2 + 1, cr, ql, qr);
val[cin] = val[l[cin]] + val[r[cin]];
}
int qry(int cin, int cl, int cr, int ql, int qr) {
// cout << "Q: " << cl << " " << cr << " " << ql << ' ' << qr << " " << val
// << " " << lz << "\n";
lzy(cin, cl, cr);
// cout << "Q: " << cl << " " << cr << " " << ql << ' ' << qr << " " << val
// << " " << lz << "\n";
if (cl > qr || ql > cr)
return 0;
if (ql <= cl && cr <= qr)
return val[cin];
if (l[cin] == -1) {
l[cin] = nw(), r[cin] = nw();
}
int x = qry(l[cin], cl, (cl + cr) / 2, ql, qr) +
qry(r[cin], (cl + cr) / 2 + 1, cr, ql, qr);
// change
val[cin] = val[l[cin]] + val[r[cin]];
return x;
}
int main() {
// cin.tie(0)->sync_with_stdio(0);
int m;
cin >> m;
int c = 0;
const int mn = 1e9 + 5;
nw();
for (int i = 0; i < m; i++) {
int d, x, y;
cin >> d >> x >> y;
x += c, y += c;
if (d == 1) {
c = qry(0, 0, mn - 1, x, y);
cout << c << "\n";
} else {
upd(0, 0, mn - 1, x, y);
}
}
}
