#include<bits/stdc++.h>
using namespace std;
#define int long long
struct node{
int dp=0;
int lz=0;
node *left=nullptr;
node *right=nullptr;
};
//node *root=new node;
void update(node *cur,int l,int r,int x,int y){
if(x>r||y<l)
return;
if(cur->lz==1)
cur->dp=(r-l+1);
if(l==r){
cur->lz=0;
if(x<=l&&y>=l)
cur->dp=1;
return;
}
if(cur->right==nullptr)
cur->right=new node;
if(cur->left==nullptr)
cur->left=new node;
cur->left->lz=max(cur->left->lz,cur->lz);
cur->right->lz=max(cur->right->lz,cur->lz);
cur->lz=0;
int mid=(l+r)/2;
if(x<=l&&y>=r){
cur->dp=(r-l+1);
cur->left->lz=1;
cur->right->lz=1;
return;
}
/*if(x>r||y<l)
return;*/
update(cur->left,l,mid,x,y);
update(cur->right,mid+1,r,x,y);
int g=cur->left->dp;
int j=cur->right->dp;
if(cur->left->lz==1)
g=mid-l+1;
if(cur->right->lz==1)
j=r-mid;
cur->dp=g+j;
return;
}
int read(node *cur,int l,int r,int x,int y){
if(x>r||y<l)
return 0;
if(cur->lz==1)
cur->dp=(r-l+1);
if(l!=r){
if(cur->right==nullptr)
cur->right=new node;
if(cur->left==nullptr)
cur->left=new node;
cur->left->lz=max(cur->left->lz,cur->lz);
cur->right->lz=max(cur->right->lz,cur->lz);
}
cur->lz=0;
/*if(x>r||y<l)
return 0;*/
if(x<=l&&y>=r)
return(cur->dp);
int mid=(l+r)/2;
return(read(cur->left,l,mid,x,y)+read(cur->right,mid+1,r,x,y));
}
signed main(){
ios_base::sync_with_stdio(0);cin.tie(0);
node *root=new node;
int n;
cin>>n;
int type,x,y;
int ans=0;
for(int i=1;i<=n;i++){
cin>>type;
if(type==2){
cin>>x>>y;
update(root,1,1e9,x+ans,y+ans);
}
else{
cin>>x>>y;
int ansss=read(root,1,1e9,x+ans,y+ans);
cout<<ansss<<"\n";
ans+=ansss;
}
}
return 0;
}
