#include <bits/stdc++.h>
#define int int64_t
const int N = 1e6 + 1;
struct seg {
int t[N] = {0};
int ll[N] = {0};
int rr[N] = {0};
int lazy[N] = {0};
int timer = 2;
void push(int v, int tl, int tr) {
if(!lazy[v]) {
return;
}
t[v] = tr - tl + 1;
lazy[ll[v]] = 1;
lazy[rr[v]] = 1;
lazy[v] = 0;
}
void create(int v) {
if(!ll[v]) {
ll[v] = timer++;
}
if(!rr[v]) {
rr[v] = timer++;
}
}
int query(int v, int tl, int tr, int l, int r) {
if(tl < tr)
create(v);
push(v, tl, tr);
if(tl >= l && tr <= r) {
return t[v];
}
if(tl > r || tr < l) {
return 0;
}
int mid = (tl + tr) / 2;
return query(ll[v], tl, mid, l, r) + query(rr[v], mid + 1, tr, l, r);
}
void update(int v, int tl, int tr, int l, int r) {
if(tl != tr)
create(v);
push(v, tl, tr);
if(tl >= l && tr <= r) {
lazy[v] = 1;
push(v, tl, tr);
return;
}
if(tl > r || tr < l) {
return;
}
int mid = (tl + tr) / 2;
update(ll[v], tl, mid, l, r);
update(rr[v], mid + 1, tr, l, r);
t[v] = (t[ll[v]] + t[rr[v]]);
}
}seg;
void solve() {
int m;
std::cin >> m;
int prv = 0;
while(m--) {
int type;
std::cin >> type;
if(type == 2) {
int l, r;
std::cin >> l >> r;
l += prv;
r += prv;
seg.update(1, 1, 1e9, l, r);
}
else {
int l, r;
std::cin >> l >> r;
l += prv;
r += prv;
int ans = seg.query(1, 1, 1e9, l, r);
std::cout << ans << "\n";
prv = ans;
}
}
}
signed main() {
std::ios::sync_with_stdio(false);
std::cin.tie(nullptr);
int t = 1;
//std::cin >> t;
while (t--) {
solve();
}
return 0;
}
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