#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ii = pair<ll, ll>;
using vi = vector<int>;
#define ff first
#define ss second
#define pb push_back
#define all(x) x.begin(), x.end()
struct node{
int lb, rb, data = 0, lazy = 0;
node *l = nullptr, *r = nullptr;
node(int lb0, int rb0) {
lb = lb0, rb = rb0;
}
void extend() {
if(l == nullptr && lb != rb) {
int md = (lb + rb) / 2;
l = new node(lb, md);
r = new node(md + 1, rb);
}
}
};
void prop(node* root) {
if(root -> lb == root -> rb || root -> lazy == 0) return;
root -> extend();
root -> l -> lazy = root -> lazy;
root -> r -> lazy = root -> lazy;
int md = (root -> lb + root -> rb) / 2;
root -> l -> data = (md - root -> lb + 1);
root -> r -> data = (root -> rb - md);
root -> lazy = 0;
}
void update(node* root, int lo, int hi) {
root -> extend(); prop(root);
if(root -> lb > hi || root -> rb < lo) return;
if(root -> lb >= lo && root -> rb <= hi) {
root -> data = (root -> rb) - (root -> lb) + 1;
root -> lazy++; prop(root); return;
}
update(root -> l, lo, hi);
update(root -> r, lo, hi);
root -> data = (root -> l) -> data + (root -> r) -> data;
}
ll query(node* root, int lo, int hi) {
root -> extend(); prop(root);
if(root -> lb > hi || root -> rb < lo) return 0;
if(root -> lb >= lo && root -> rb <= hi) return root -> data;
return query(root -> l, lo, hi) + query(root -> r, lo, hi);
}
int32_t main() {
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
int q; cin >> q; ll c = 0; node* root = new node(0, 1e9);
while(q--) {
int d, l, r; cin >> d >> l >> r;
if(d == 1) {
ll res = query(root, l + c, r + c); c = res;
cout << res << "\n";
}
else if(d == 2) update(root, l + c, r + c);
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
16 ms |
8524 KB |
Output is correct |
5 |
Correct |
20 ms |
10388 KB |
Output is correct |
6 |
Correct |
19 ms |
9992 KB |
Output is correct |
7 |
Correct |
28 ms |
10308 KB |
Output is correct |
8 |
Correct |
165 ms |
76860 KB |
Output is correct |
9 |
Correct |
379 ms |
130956 KB |
Output is correct |
10 |
Correct |
355 ms |
146832 KB |
Output is correct |
11 |
Correct |
393 ms |
159400 KB |
Output is correct |
12 |
Correct |
371 ms |
164768 KB |
Output is correct |
13 |
Correct |
391 ms |
204956 KB |
Output is correct |
14 |
Correct |
355 ms |
207100 KB |
Output is correct |
15 |
Runtime error |
418 ms |
262148 KB |
Execution killed with signal 9 |
16 |
Halted |
0 ms |
0 KB |
- |