Submission #963510

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
963510	2024-04-15T07:49:31 Z	Esgeer	Monkey and Apple-trees (IZhO12_apple)	C++17	0 / 100	111 ms	76956 KB

apple

#include <bits/stdc++.h>
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <unistd.h>
using namespace __gnu_pbds;
template <class T>
using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
#ifndef Local
    #pragma GCC optimize("O3,unroll-loops")
#endif
//#define int long long
#define vi vector<int>
#define vvi vector<vi>
#define pii pair<int, int>
#define vpi vector<pii>
#define vvpi vector<vpi>
#define vb vector<bool>
#define vvb vector<vb>
#define endl '\n'
#define sp << " " <<
#define F(i, s, n) for(int i = s; i < n; i++)
#define pb push_back
#define fi first
#define se second

int mod = 1e9+7;
int inf = 1e6;
const int N = 1e5+5;

struct Node {
    int sum, lazy, l, r, tl, tr;
    Node() : sum(0), lazy(0), l(-1), r(-1) {}  
};

Node t[16*N];
int idx = 0;

void push(int node) {
    if(t[node].lazy == 0) return;
    t[node].sum = t[node].tr - t[node].tl + 1;

    int mid = (t[node].tl + t[node].tr) >> 1;

    if(t[node].l == -1) {
        t[node].l = ++idx;
        t[idx].tl = t[node].tl;
        t[idx].tr = mid;
    }
    if(t[node].r == -1) {
        t[node].r = ++idx;
        t[idx].tl = mid+1;
        t[idx].tr = t[node].tr;
    }

    t[t[node].l].lazy = 1;
    t[t[node].r].lazy = 1;
    t[node].lazy = 0;
}

void update(int node, int l, int r) {
    push(node);
    if(t[node].tl == l && t[node].tr == r) {
        t[node].lazy = 1;
        push(node);
    } else {
        int mid = (t[node].tl + t[node].tr) >> 1;

        if(t[node].l == -1) {
            t[node].l = ++idx;
            t[idx].tl = t[node].tl;
            t[idx].tr = mid;
        }
        if(t[node].r == -1) {
            t[node].r = ++idx;
            t[idx].tl = mid+1;
            t[idx].tr = t[node].tr;
        }

        if(l > mid) update(t[node].r, l, r);
        else if(r <= mid) update(t[node].l, l, r);
        else {
            update(t[node].l, l, mid);
            update(t[node].r, mid+1, r);
        }
        // REMOVED UNNECESSARY PUSH OPERATIONS - seems like they re necessary :/
        push(t[node].l);
        push(t[node].r);
        t[node].sum = t[t[node].l].sum + t[t[node].r].sum;
    }
}

int query(int node, int l, int r) {
    push(node);
    if(t[node].tl == l && t[node].tr == r) return t[node].sum;
    int mid = (t[node].tl + t[node].tr) >> 1;

    if(t[node].l == -1) {
        t[node].l = ++idx;
        t[idx].tl = t[node].tl;
        t[idx].tr = mid;
    }
    if(t[node].r == -1) {
        t[node].r = ++idx;
        t[idx].tl = mid+1;
        t[idx].tr = t[node].tr;
    }

    if(l > mid) return query(t[node].r, l, r);
    else if(r <= mid) return query(t[node].l, l, r);
    else return query(t[node].l, l, mid) + query(t[node].r, mid+1, r);
}

void solve() {
    int n;
    cin >> n;
    t[0].tl = 0;
    t[0].tr = 1e9;
    t[0].sum = 0;
    t[0].lazy = 0;
    t[0].l = -1;
    t[0].r = -1;

    int c = 0;

    F(i, 0, n) {
        int type, a, b;
        cin >> type >> a >> b;
        if(type == 1) {
            c = query(0, a + c, b + c);
            cout << c << endl;
        } else update(0, a + c, b + c);
    }
}

void setIO() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    #ifdef Local
        freopen("local.in", "r", stdin);
        freopen("local.out", "w", stdout);
    #else 
        // freopen("poetry.in","r",stdin);
        // freopen("poetry.out","w",stdout);
    #endif
}

signed main() {
    setIO();
    int t = 1;
    //cin >> t;
    while(t--) solve();
}

Subtask #1

0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	37976 KB	Output is correct
2	Correct	8 ms	38020 KB	Output is correct
3	Correct	7 ms	37976 KB	Output is correct
4	Correct	14 ms	38052 KB	Output is correct
5	Correct	17 ms	37980 KB	Output is correct
6	Correct	19 ms	38056 KB	Output is correct
7	Correct	17 ms	37980 KB	Output is correct
8	Runtime error	111 ms	76956 KB	Execution killed with signal 11
9	Halted	0 ms	0 KB	-