#include <bits/stdc++.h>
#define ll long long
#define pb push_back
using namespace std;
const ll linf = 1e18;
const int inf = (int)1e9 + 25;
/////////////////////////////////////////////////
const int N = 1e6 + 25;
struct node {
int sum, lz, lc, rc, l, r;
node() : sum(0), lz(0), lc(-1), rc(-1) {}
} st[4000025];
int m, cnt = 2;
void pushdown(int i) {
if (st[i].lz == 1) {
st[st[i].lc].sum = st[st[i].lc].r - st[st[i].lc].l + 1;
st[st[i].lc].lz = 1;
st[st[i].rc].sum = st[st[i].rc].r - st[st[i].rc].l + 1;
st[st[i].rc].lz = 1;
st[i].lz = 0;
}
}
void upd(int i, int u, int v) {
if (u == st[i].l && v == st[i].r) {
st[i].sum = v - u + 1;
st[i].lz = 1;
return;
}
int mid = (st[i].l + st[i].r) >> 1;
if (st[i].lc == -1) {
st[i].lc = cnt++;
st[st[i].lc].l = st[i].l;
st[st[i].lc].r = mid;
}
if (st[i].rc == -1) {
st[i].rc = cnt++;
st[st[i].rc].l = mid + 1;
st[st[i].rc].r = st[i].r;
}
pushdown(i);
if (u > mid) upd(st[i].rc, u, v);
else if (v <= mid) upd(st[i].lc, u, v);
else {
upd(st[i].lc, u, mid); upd(st[i].rc, mid + 1, v);
}
st[i].sum = st[st[i].lc].sum + st[st[i].rc].sum;
}
int get(int i, int u, int v) {
if (u == st[i].l && v == st[i].r) return st[i].sum;
int mid = (st[i].l + st[i].r) >> 1;
if (st[i].lc == -1) {
st[i].lc = cnt++;
st[st[i].lc].l = st[i].l;
st[st[i].lc].r = mid;
}
if (st[i].rc == -1) {
st[i].rc = cnt++;
st[st[i].rc].l = mid + 1;
st[st[i].rc].r = st[i].r;
}
pushdown(i);
if (u > mid) return get(st[i].rc, u, v);
else if (v <= mid) return get(st[i].lc, u, v);
else {
return get(st[i].lc, u, mid) + get(st[i].rc, mid + 1, v);
}
}
void sol() {
cin >> m;
st[1].sum = 0; st[1].lz = 0;
st[1].l = 1; st[1].r = (int)1e9;
int c = 0;
while (m--) {
int cmd, l, r;
cin >> cmd >> l >> r;
if (cmd == 1) {
c = get(1, l + c, r + c);
cout << c << '\n';
}
else {
upd(1, l + c, r + c);
}
}
}
int main()
{
ios::sync_with_stdio(0); cin.tie(0);
// #ifdef DHT
// freopen("hehe.inp", "r", stdin);
// #else
// freopen("f.in", "r", stdin); freopen("f.out", "w", stdout);
// #endif
sol();
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
39 ms |
94168 KB |
Output is correct |
2 |
Correct |
39 ms |
94184 KB |
Output is correct |
3 |
Correct |
38 ms |
94260 KB |
Output is correct |
4 |
Correct |
45 ms |
94324 KB |
Output is correct |
5 |
Correct |
48 ms |
94304 KB |
Output is correct |
6 |
Correct |
60 ms |
94348 KB |
Output is correct |
7 |
Correct |
55 ms |
94380 KB |
Output is correct |
8 |
Correct |
143 ms |
94560 KB |
Output is correct |
9 |
Correct |
196 ms |
94744 KB |
Output is correct |
10 |
Correct |
198 ms |
94632 KB |
Output is correct |
11 |
Correct |
219 ms |
94668 KB |
Output is correct |
12 |
Correct |
205 ms |
94660 KB |
Output is correct |
13 |
Correct |
204 ms |
94764 KB |
Output is correct |
14 |
Correct |
202 ms |
94760 KB |
Output is correct |
15 |
Runtime error |
302 ms |
191432 KB |
Execution killed with signal 11 |
16 |
Halted |
0 ms |
0 KB |
- |