Submission #781354

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
781354	2023-07-13T04:07:29 Z	michy	Monkey and Apple-trees (IZhO12_apple)	C++14	0 / 100	488 ms	262144 KB

apple

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

struct Node {
  ll tl, tr, sum, lazy;
  Node *left = nullptr, *right = nullptr;
  Node(ll l, ll r) : tl(l), tr(r), sum(0), lazy(0) {}
};
  
void push(Node *v) {
  if (v->tl == v->tr) return;
  ll tm = (v->tl + v->tr) / 2;
  if (!v->left) v->left = new Node(v->tl, tm);
  if (!v->right) v->right = new Node(tm+1, v->tr);
  if (v->lazy == 1) {
    v->left->sum = (tm - v->tl + 1);
    v->right->sum = (v->tr - tm);
    v->left->lazy = 1;
    v->right->lazy = 1;
    v->lazy = 0;
  }
}

ll query(Node *v, ll l, ll r) {
  push(v);
  if (l > v->tr || r < v->tl)
    return 0;
  if (l <= v->tl && v->tr <= r)
    return v->sum;
  return (v->left ? query(v->left, l, r) : 0) + (v->right ? query(v->right, l, r) : 0);
}

void update(Node *v, ll l, ll r) {
  push(v);
  if (l > v->tr || r < v->tl)
    return;
  if (l <= v->tl && v->tr <= r) {
    v->lazy = 1;
    v->sum = (v->tr - v->tl + 1);
    return;
  }
  update(v->left, l, r);
  update(v->right, l, r);
  v->sum = (v->left ? v->left->sum : 0) + (v->right ? v->right->sum : 0);
}

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int q;
  cin >> q;
  Node *root = new Node(1, 1e9);
  ll ans = 0;
  while (q--) {
    ll op, l, r;
    cin >> op >> l >> r;
    l += ans; r += ans;
    if (op == 1) {
      ans = query(root, l, r);
      cout << ans << endl;
    } else {
      update(root, l, r);
    }
  }
  return 0;
}

Subtask #1

0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	20 ms	11348 KB	Output is correct
5	Correct	25 ms	13800 KB	Output is correct
6	Correct	26 ms	13176 KB	Output is correct
7	Correct	25 ms	13648 KB	Output is correct
8	Correct	181 ms	102616 KB	Output is correct
9	Correct	381 ms	174368 KB	Output is correct
10	Correct	488 ms	196036 KB	Output is correct
11	Correct	427 ms	212608 KB	Output is correct
12	Correct	424 ms	219980 KB	Output is correct
13	Runtime error	389 ms	262144 KB	Execution killed with signal 9
14	Halted	0 ms	0 KB	-