#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
#include <debug.h>
#else
#define debug(...)
#endif
#define ft front
#define bk back
#define st first
#define nd second
#define ins insert
#define ers erase
#define pb push_back
#define pf push_front
#define _pb pop_back
#define _pf pop_front
#define lb lower_bound
#define ub upper_bound
#define mtp make_tuple
#define bg begin
#define ed end
#define all(x) (x).bg(), (x).ed()
#define sz(x) (int)(x).size()
typedef long long ll; typedef unsigned long long ull;
typedef double db; typedef long double ldb;
typedef pair<int, int> pi; typedef pair<ll, ll> pll;
typedef vector<int> vi; typedef vector<ll> vll; typedef vector<pi> vpi; typedef vector<pll> vpll;
typedef string str;
template<typename T> T gcd(T a, T b) { return (b == 0? a : gcd(b, a % b)); }
template<typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; }
#define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
#define FOS(i, r, l) for (int (i) = (r); (i) >= (l); --(i))
#define FRN(i, n) for (int (i) = 0; (i) < (n); ++(i))
#define FSN(i, n) for (int (i) = (n) - 1; (i) >= 0; --(i))
#define EACH(i, x) for (auto &(i) : (x))
#define WHILE while
#define file "TEST"
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
ll rand(ll l, ll r) { return uniform_int_distribution<ll>(l, r)(rd); }
/*
----------------------------------------------------------------
END OF TEMPLATE
----------------------------------------------------------------
Tran The Bao - ghostwriter
Training for VOI23 gold medal
----------------------------------------------------------------
DIT ME CHUYEN BAO LOC
----------------------------------------------------------------
*/
struct Node {
Node *left, *right;
int sum;
bool la;
Node() { left = right = 0; sum = la = 0; }
Node(Node *left, Node *right, int sum, bool la) : left(left), right(right), sum(sum), la(la) {}
};
int m, c = 0;
Node *root;
void lazy(Node *cur, int l, int r) {
if (!cur -> la) return;
cur -> sum = r - l + 1;
if (l != r) {
if (!cur -> left) cur -> left = new Node();
if (!cur -> right) cur -> right = new Node();
cur -> left -> la = 1;
cur -> right -> la = 1;
}
cur -> la = 0;
}
int get(Node *cur, int l, int r, int ql, int qr) {
lazy(cur, l, r);
if (r < ql || l > qr) return 0;
if (ql <= l && r <= qr) return cur -> sum;
int mid = l + (r - l) / 2;
if (!cur -> left) cur -> left = new Node();
if (!cur -> right) cur -> right = new Node();
return get(cur -> left, l, mid, ql, qr) + get(cur -> right, mid + 1, r, ql, qr);
}
void upd(Node *cur, int l, int r, int ql, int qr) {
lazy(cur, l, r);
if (r < ql || l > qr) return;
if (ql <= l && r <= qr) {
cur -> la = 1;
lazy(cur, l, r);
return;
}
int mid = l + (r - l) / 2;
if (!cur -> left) cur -> left = new Node();
if (!cur -> right) cur -> right = new Node();
upd(cur -> left, l, mid, ql, qr);
upd(cur -> right, mid + 1, r, ql, qr);
cur -> sum = cur -> left -> sum + cur -> right -> sum;
}
signed main() {
ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
// freopen(file".inp", "r", stdin);
// freopen(file".out", "w", stdout);
root = new Node();
cin >> m;
WHILE(m--) {
int d, x, y;
cin >> d >> x >> y;
x += c;
y += c;
if (d == 1) {
int ans = get(root, 1, 1e9, x, y);
c = ans;
cout << ans << '\n';
continue;
}
upd(root, 1, 1e9, x, y);
}
return 0;
}
/*
----------------------------------------------------------------
From Benq:
stuff you should look for
* int overflow, array bounds
* special cases (n=1?)
* do smth instead of nothing and stay organized
* WRITE STUFF DOWN
* DON'T GET STUCK ON ONE APPROACH
----------------------------------------------------------------
*/
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
15 ms |
5964 KB |
Output is correct |
| 5 |
Correct |
19 ms |
7116 KB |
Output is correct |
| 6 |
Correct |
19 ms |
6868 KB |
Output is correct |
| 7 |
Correct |
17 ms |
7124 KB |
Output is correct |
| 8 |
Correct |
142 ms |
52384 KB |
Output is correct |
| 9 |
Correct |
316 ms |
89168 KB |
Output is correct |
| 10 |
Correct |
310 ms |
99940 KB |
Output is correct |
| 11 |
Correct |
307 ms |
108264 KB |
Output is correct |
| 12 |
Correct |
335 ms |
111988 KB |
Output is correct |
| 13 |
Correct |
307 ms |
139024 KB |
Output is correct |
| 14 |
Correct |
328 ms |
140280 KB |
Output is correct |
| 15 |
Correct |
515 ms |
254612 KB |
Output is correct |
| 16 |
Correct |
562 ms |
256500 KB |
Output is correct |
| 17 |
Correct |
328 ms |
145340 KB |
Output is correct |
| 18 |
Correct |
380 ms |
145360 KB |
Output is correct |
| 19 |
Correct |
531 ms |
262144 KB |
Output is correct |
| 20 |
Correct |
534 ms |
262144 KB |
Output is correct |
