#include <bits/stdc++.h>
#define endl "\n"
#define eat cin
#define moo cout
using namespace std;
struct segt{
int l, r;
segt *a, *b;
int val, lazy;
segt(int vl, int vr){
l = vl, r = vr;
a = b = NULL;
if(l < r){
val = 0;
lazy = 0;
}
}
void c_child(){
a = new segt(l, (l+r)/2), b = new segt((l+r)/2+1, r);
}
void push(){
if(!a && l < r) c_child();
if(lazy == 0) return;
val = (r - l + 1) * lazy;
if(l < r){
a->lazy = lazy;
b->lazy = lazy;
}
lazy = 0;
}
void upd(int vl, int vr){
push();
if(l > r || l > vr || r < vl) return;
if(l >= vl && r <= vr){
lazy = 1;
push();
}else{
a->upd(vl, vr);
b->upd(vl, vr);
val = a->val + b->val;
}
}
int qry(int vl, int vr){
push();
if(l > r || l > vr || r < vl) return 0;
if(l >= vl && r <= vr) return val;
return a->qry(vl, vr) + b->qry(vl, vr);
}
};
segt *s;
int M;
int32_t main(){
eat.tie(0) -> sync_with_stdio(0);
s = new segt(1, 1e9);
eat >> M;
int c = 0;
for(int i = 0; i < M; i++){
int d, x, y; eat >> d >> x >> y;
if(d == 1){
c = s->qry(x+c, y+c);
moo << c << endl;
}else{
s->upd(x+c, y+c);
}
}
}
