#include <bits/stdc++.h>
using namespace std;
const int M = 1e5 + 5;
const int X = 1e9;
struct dynamic_segment_tree {
struct node {
int l, r, cnt;
bool lz;
node() : l(-1), r(-1), cnt(0), lz(false) {}
} t[120 * M];
int nd = 0, root;
dynamic_segment_tree() {
root = ++nd;
}
void create(int id) {
if (t[id].l == -1) {
t[id].l = ++nd;
}
if (t[id].r == -1) {
t[id].r = ++nd;
}
}
void push(int id, int tl, int tr) {
int tm = (tl + tr) >> 1;
t[t[id].l].cnt = tm - tl + 1;
t[t[id].l].lz = t[id].lz;
t[t[id].r].cnt = tr - tm;
t[t[id].r].lz = t[id].lz;
t[id].lz = false;
}
int get(int id, int tl, int tr, int l, int r) {
if (l <= tl && tr <= r) {
return t[id].cnt;
}
create(id);
if (t[id].lz) {
push(id, tl, tr);
}
int tm = (tl + tr) >> 1;
if (r <= tm) {
return get(t[id].l, tl, tm, l, r);
} else if (tm + 1 <= l) {
return get(t[id].r, tm + 1, tr, l, r);
} else {
return get(t[id].l, tl, tm, l, r) + get(t[id].r, tm + 1, tr, l, r);
}
}
void upd(int id, int tl, int tr, int l, int r) {
if (l <= tl && tr <= r) {
t[id].cnt = tr - tl + 1;
t[id].lz = true;
return;
}
create(id);
if (t[id].lz) {
push(id, tl, tr);
}
int tm = (tl + tr) >> 1;
if (r <= tm) {
upd(t[id].l, tl, tm, l, r);
} else if (tm + 1 <= l) {
upd(t[id].r, tm + 1, tr, l, r);
} else {
upd(t[id].l, tl, tm, l, r);
upd(t[id].r, tm + 1, tr, l, r);
}
t[id].cnt = t[t[id].l].cnt + t[t[id].r].cnt;
}
} dst;
int m, c;
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
cin >> m;
while (m--) {
int d, x, y;
cin >> d >> x >> y;
x += c; y += c;
if (d == 1) {
c = dst.get(1, 1, X, x, y);
cout << c << '\n';
} else if (d == 2) {
dst.upd(1, 1, X, x, y);
}
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
95 ms |
188244 KB |
Output is correct |
2 |
Correct |
37 ms |
188240 KB |
Output is correct |
3 |
Correct |
35 ms |
188212 KB |
Output is correct |
4 |
Correct |
44 ms |
188244 KB |
Output is correct |
5 |
Correct |
42 ms |
188312 KB |
Output is correct |
6 |
Correct |
42 ms |
188280 KB |
Output is correct |
7 |
Correct |
41 ms |
188348 KB |
Output is correct |
8 |
Correct |
74 ms |
188500 KB |
Output is correct |
9 |
Correct |
121 ms |
188596 KB |
Output is correct |
10 |
Correct |
132 ms |
188496 KB |
Output is correct |
11 |
Correct |
127 ms |
188568 KB |
Output is correct |
12 |
Correct |
169 ms |
188500 KB |
Output is correct |
13 |
Correct |
119 ms |
188752 KB |
Output is correct |
14 |
Correct |
126 ms |
188576 KB |
Output is correct |
15 |
Correct |
165 ms |
189012 KB |
Output is correct |
16 |
Correct |
156 ms |
188756 KB |
Output is correct |
17 |
Correct |
146 ms |
188732 KB |
Output is correct |
18 |
Correct |
119 ms |
188612 KB |
Output is correct |
19 |
Correct |
191 ms |
188720 KB |
Output is correct |
20 |
Correct |
151 ms |
188568 KB |
Output is correct |