#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define uint unsigned int
#define ull unsigned long long
#define pii pair<int, int>
#define pll pair<ll, ll>
#define fi first
#define se second
const int N = 2e5 + 5;
struct node {
ll sum, lazy;
node *l, *r;
node() : sum(0), lazy(0), l(nullptr), r(nullptr) {}
};
node *root = new node();
void push(node *x, int tl, int tr) {
if (x->lazy == 0) return;
x->sum = tr - tl + 1;
if (tl == tr) {
x->lazy = 0;
return;
}
if (x->l == nullptr) {
x->l = new node();
x->r = new node();
}
x->l->lazy = x->lazy;
x->r->lazy = x->lazy;
x->lazy = 0;
}
void update(node *x, int tl, int tr, int l, int r) {
if (tr < l or r < tl) return;
push(x, tl, tr);
if (l <= tl and tr <= r) {
x->lazy = 1;
push(x, tl, tr);
return;
}
if (x->l == nullptr) {
x->l = new node();
x->r = new node();
}
int tm = (tl + tr) / 2;
update(x->l, tl, tm, l, r);
update(x->r, tm + 1, tr, l, r);
x->sum = x->l->sum + x->r->sum;
}
ll get(node *x, int tl, int tr, int l, int r) {
if (tr < l or r < tl) return 0;
push(x, tl, tr);
int tm = (tl + tr) / 2;
if (l <= tl and tr <= r) return x->sum;
if (x->l == nullptr) {
x->l = new node();
x->r = new node();
}
return get(x->l, tl, tm, l, r) + get(x->r, tm + 1, tr, l, r);
}
int main() {
ios_base::sync_with_stdio(false); cin.tie(NULL);
int q;
cin >> q;
int c = 0;
while (q--) {
int d, x, y;
cin >> d >> x >> y;
if (d == 1) {
c = get(root, 1, 1e9, x + c, y + c);
cout << c << "\n";
}
else {
update(root, 1, 1e9, x + c, y + c);
}
}
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
372 KB |
Output is correct |
| 3 |
Incorrect |
0 ms |
600 KB |
Output isn't correct |
| 4 |
Halted |
0 ms |
0 KB |
- |
