#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n,l,r,k;
ll op;
ll ans=0;
ll a[1000010];
int main(){
	cin>>n;
	for(ll i=1;i<=n;i++){
		cin>>op;
			if(op==1){
			cin>>l>>r;
			for(ll i=l;i<=r;i++){
				a[i]=i;
//				cout<<a[i]<<" ";
			}
	}
			if(op==2){
			cin>>k;
			for(ll i=k;i>=1;i--,r--){
				ans+=a[r];
//				cout<<a[r]<<" ";
//				cout<<ans<<" ";
			}
			cout<<ans<<endl;
			ans=0;
		}
	}
	return 0;
}