Submission #986179

#	Time	Username	Problem	Language	Result	Execution time	Memory
986179		hanifchdn	Monkey and Apple-trees (IZhO12_apple)	C++14	0 / 100	340 ms	262144 KiB

apple

#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) {
    push(x, tl, tr);
    if (tr < l or r < tl) return;
    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) {
    push(x, tl, tr);
    if (tr < l or r < tl) return 0;
    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);
        }
    }   
}  

• Subtask 1: 0 / 100