#include <bits/stdc++.h>
using namespace std;
#define MAXN 123456
struct Segmentno{
int levodete=-1;
int desnodete=-1;
int levagranica;
int desnagranica;
int suma=0;
int lazy=0;
};
int m;
Segmentno seg[64*MAXN];
int cnt=2;
void push(int node)
{
if (seg[node].lazy==0) return;
seg[node].suma=seg[node].desnagranica-seg[node].levagranica+1;
long long mid=(seg[node].levagranica+seg[node].desnagranica)/2;
if (seg[node].levodete==-1)
{
seg[node].levodete=cnt;cnt++;
seg[seg[node].levodete].levagranica=seg[node].levagranica;
seg[seg[node].levodete].desnagranica=mid;
}
if (seg[node].desnodete==-1)
{
seg[node].desnodete=cnt;cnt++;
seg[seg[node].desnodete].levagranica=mid+1;
seg[seg[node].desnodete].desnagranica=seg[node].desnagranica;
}
seg[seg[node].levodete].lazy=1;
seg[seg[node].desnodete].lazy=1;
seg[node].lazy=0;
}
void update(int node,int l,int r)
{
push(node);
if (l==seg[node].levagranica and r==seg[node].desnagranica) {seg[node].lazy=1;push(node);}
else
{
int mid=(seg[node].levagranica+seg[node].desnagranica)/2;
if (seg[node].levodete==-1)
{
seg[node].levodete=cnt;cnt++;
seg[seg[node].levodete].levagranica=seg[node].levagranica;
seg[seg[node].levodete].desnagranica=mid;
}
if (seg[node].desnodete==-1)
{
seg[node].desnodete=cnt;cnt++;
seg[seg[node].desnodete].levagranica=mid+1;
seg[seg[node].desnodete].desnagranica=seg[node].desnagranica;
}
if (l>mid) update(seg[node].desnodete,l,r);
else if (r<=mid) update(seg[node].levodete,l,r);
else
{
update(seg[node].levodete,l,mid);
update(seg[node].desnodete,mid+1,r);
}
push(seg[node].levodete);
push(seg[node].desnodete);
seg[node].suma=seg[seg[node].levodete].suma+seg[seg[node].desnodete].suma;
}
}
int query(int node,int l,int r)
{
push(node);
if (l==seg[node].levagranica and r==seg[node].desnagranica) return seg[node].suma;
int mid=(seg[node].levagranica+seg[node].desnagranica)/2;
if (seg[node].levodete==-1)
{
seg[node].levodete=cnt;cnt++;
seg[seg[node].levodete].levagranica=seg[node].levagranica;
seg[seg[node].levodete].desnagranica=mid;
}
if (seg[node].desnodete==-1)
{
seg[node].desnodete=cnt;cnt++;
seg[seg[node].desnodete].levagranica=mid+1;
seg[seg[node].desnodete].desnagranica=seg[node].desnagranica;
}
if (l>mid) return query(seg[node].desnodete,l,r);
else if (r<=mid) return query(seg[node].levodete,l,r);
else return query(seg[node].levodete,l,mid)+query(seg[node].desnodete,mid+1,r);
}
int main()
{
ios_base::sync_with_stdio(false);
ios::sync_with_stdio(false);
cin.tie(0);cout.tie(0);
cin>>m;
seg[1].levagranica=1;
seg[1].desnagranica=1000000000;
seg[1].suma=0,seg[1].lazy=0;
int ans=0;
for (int z=0;z<m;z++)
{
int t;cin>>t;
if (t==1)
{
int x,y;cin>>x>>y;
ans=query(1,x+ans,y+ans);
cout<<ans<<endl;
}
else
{
int x,y;cin>>x>>y;
update(1,x+ans,y+ans);
}
}
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
57 ms |
185760 KB |
Output is correct |
2 |
Correct |
59 ms |
185936 KB |
Output is correct |
3 |
Correct |
59 ms |
185936 KB |
Output is correct |
4 |
Correct |
70 ms |
185780 KB |
Output is correct |
5 |
Correct |
73 ms |
185992 KB |
Output is correct |
6 |
Correct |
73 ms |
185968 KB |
Output is correct |
7 |
Correct |
73 ms |
185844 KB |
Output is correct |
8 |
Correct |
163 ms |
186028 KB |
Output is correct |
9 |
Correct |
277 ms |
186192 KB |
Output is correct |
10 |
Correct |
281 ms |
186196 KB |
Output is correct |
11 |
Correct |
283 ms |
186364 KB |
Output is correct |
12 |
Correct |
301 ms |
186320 KB |
Output is correct |
13 |
Correct |
269 ms |
186432 KB |
Output is correct |
14 |
Correct |
261 ms |
186452 KB |
Output is correct |
15 |
Correct |
337 ms |
186464 KB |
Output is correct |
16 |
Correct |
326 ms |
186448 KB |
Output is correct |
17 |
Correct |
267 ms |
186620 KB |
Output is correct |
18 |
Correct |
260 ms |
186328 KB |
Output is correct |
19 |
Correct |
343 ms |
186552 KB |
Output is correct |
20 |
Correct |
334 ms |
186452 KB |
Output is correct |