#include<bits/stdc++.h>
using namespace std;
int ql,qr;
struct node{
int l,r,sum;
bool flag;
node *tl,*tr;
node(int L,int R){
tl=tr=NULL;
l=L,r=R;
sum=flag=0;
}
};
void push(node *v){
if(!v->flag)return;
if(v->tl!=NULL)v->tl->flag|=v->flag;
if(v->tr!=NULL)v->tr->flag|=v->flag;
v->sum =(v->r-v->l+1);
}
void update(node *v){
push(v);
if(v->l>qr||v->r<ql)return;
if(v->l>=ql&&v->r<=qr){
v->flag=1;
push(v);
return;
}
int mid=(v->l+v->r)>>1;
if(v->tl==NULL)v->tl=new node(v->l,mid);
if(v->tr==NULL)v->tr=new node(mid+1,v->r);
push(v);
update(v->tl);
update(v->tr);
v->sum=v->tl->sum+v->tr->sum;
}
int get(node *v){
if(ql>v->r||qr<v->l)return 0;
push(v);
if(qr>=v->r&&v->l>=ql)return v->sum;
int mid=(v->l+v->r)>>1;
if(v->tl==NULL)v->tl=new node(v->l,mid);
if(v->tr==NULL)v->tr=new node(mid+1,v->r);
push(v);
return get(v->tl)+get(v->tr);
}
int main(){
int res=0;
node *root=new node(1,1e9+1);
ios_base::sync_with_stdio(false);
cin.tie(0);cout.tie(0);
int test;
cin>>test;
while(test--){
char type;
cin>>type>>ql>>qr;
ql+=res,qr+=res;
if(type=='2')update(root);
else cout<<(res=get(root))<<"\n";
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
18 ms |
5100 KB |
Output is correct |
5 |
Correct |
23 ms |
6124 KB |
Output is correct |
6 |
Correct |
24 ms |
5868 KB |
Output is correct |
7 |
Correct |
22 ms |
6124 KB |
Output is correct |
8 |
Correct |
178 ms |
44740 KB |
Output is correct |
9 |
Correct |
370 ms |
77440 KB |
Output is correct |
10 |
Correct |
381 ms |
85484 KB |
Output is correct |
11 |
Correct |
434 ms |
91936 KB |
Output is correct |
12 |
Correct |
425 ms |
94596 KB |
Output is correct |
13 |
Correct |
389 ms |
110164 KB |
Output is correct |
14 |
Correct |
366 ms |
111084 KB |
Output is correct |
15 |
Correct |
577 ms |
201708 KB |
Output is correct |
16 |
Correct |
588 ms |
203500 KB |
Output is correct |
17 |
Correct |
381 ms |
114924 KB |
Output is correct |
18 |
Correct |
390 ms |
114896 KB |
Output is correct |
19 |
Correct |
592 ms |
207764 KB |
Output is correct |
20 |
Correct |
573 ms |
207908 KB |
Output is correct |