// https://oj.uz/problem/view/IZhO12_apple
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
using LL=long long;
using LD=long double;
#define FOR(i,l,r) for(auto i=(l);i<=(r);++i)
#define ROF(i,l,r) for(auto i=(l);i>=(r);--i)
#define REP(i,n) FOR(i,0,(n)-1)
#define ITF(e,c) for(auto&e:(c))
#define ssize(x) int(x.size())
#ifdef DEBUG
auto operator<<(auto&o,auto p)->decltype(p.first,o){return o<<'('<<p.first<<", "<<p.second<<')';}
auto operator<<(auto&o,auto&x)->decltype(x.end(),o){o<<'{';int i=0;for(auto e:x)o<<(", ")+2*!i++<<e;return o<<'}';}
#define debug(x...) cerr<<"["#x"]: ",[](auto...$){((cerr<<$<<"; "),...);}(x),cerr<<'\n'
#else
#define debug(...) {}
#endif
struct node {
int l = -1, r = -1;
bool lazy = 0;
int val = 0;
};
auto&operator<<(auto&o, node n) {return o<<'('<<n.val<<(n.lazy ? "L" : "")<<"/"<<n.l<<", "<<n.r<<')';}
inline int merge(int l, int r) {
return l+r;
}
struct sparseSegment {
int base;
vector<node> data;
sparseSegment(int sz)
:base(1 << (int)ceil(log2l(sz)))
{ (void)makenode(); /* create root node */ }
inline int makenode() {
data.push_back(node());
return ssize(data)-1;
}
void propagate(int v, int l) {
if (data[v].lazy == 0) return;
data[v].val = l;
if (l > 1) {
if (data[v].l == -1) data[v].l = makenode();
if (data[v].r == -1) data[v].r = makenode();
data[data[v].l].lazy = 1;
data[data[v].r].lazy = 1;
}
data[v].lazy = 0;
}
void update(int a, int b, int v, int x, int y) {
if (v==-1) return;
propagate(v, y-x+1);
if (b<x||a>y) return;
if (a<=x&&y<=b) {
data[v].lazy = 1;
propagate(v, y-x+1);
return;
}
int mid = (x+y)/2;
if (a<=mid && data[v].l == -1)
data[v].l = makenode();
if (b>=mid+1 && data[v].r == -1)
data[v].r = makenode();
update(a,b,data[v].l,x,mid);
update(a,b,data[v].r,mid+1,y);
data[v].val = merge(
data[data[v].l].val,
data[data[v].r].val
);
}
inline void update(int l, int r) {
update(l,r,0,0,base-1);
}
int query(int a, int b, int v, int x, int y) {
if (v==-1) return 0;
propagate(v, y-x+1);
if (b<x||a>y) return 0;
if (a<=x&&y<=b) return data[v].val;
int mid = (x+y)/2;
return merge(
query(a,b,data[v].l,x,mid),
query(a,b,data[v].r,mid+1,y)
);
}
inline int query(int l, int r) {
return query(l,r,0,0,base-1);
}
};
int main() {
cin.tie(0)->sync_with_stdio(0);
/// query handler
{
int M;
cin >> M;
sparseSegment tree(1e9+69);
int t,x,y;
int dec_C = 0;
while(M--) {
cin >> t >> x >> y;
#ifndef NODECODE
x+=dec_C, y+=dec_C;
#endif
if (t==1) {
dec_C = tree.query(x,y);
cout << dec_C << endl;
} else {
tree.update(x,y);
}
debug(tree.data);
}
}
return 0;
}
