답안 #694654

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
694654 2023-02-04T07:49:09 Z clams 원숭이와 사과 나무 (IZhO12_apple) C++17
100 / 100
369 ms 139476 KB
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
#define fi first
#define se second

const int M = 1e5 + 5;

int m;

struct Node {
	Node* le;
	Node* ri;
	int sum;
	bool lazy;
	
	Node() {
		le = ri = nullptr;
		sum = 0;
		lazy = false;
	}
	
	void extend() {
		if (!le) le = new Node();
		if (!ri) ri = new Node();
	}
};

Node* root;

void Down(Node* x, int lx, int rx, int mid) {
	if (!x->lazy) return;
	x->le->sum = mid - lx + 1;
	x->le->lazy = true;
	x->ri->sum = rx - mid;
	x->ri->lazy = true;
	x->lazy = false;
}

void Update(int l, int r, Node* x, int lx, int rx) {
	if (lx > r || rx < l) return;
	if (l <= lx && rx <= r) {
		x->sum = rx - lx + 1;
		x->lazy = true;
		return;
	}
	int mid = lx + (rx - lx) / 2;
	x->extend();
	Down(x, lx, rx, mid);
	Update(l, r, x->le, lx, mid);
	Update(l, r, x->ri, mid + 1, rx);
	x->sum = x->le->sum + x->ri->sum;
}

int Get(int l, int r, Node* x, int lx, int rx) {
	if (lx > r || rx < l) return 0;
	if (l <= lx && rx <= r)	return x->sum;
	int mid = lx + (rx - lx) / 2;
	x->extend();
	Down(x, lx, rx, mid);
	return Get(l, r, x->le, lx, mid) + Get(l, r, x->ri, mid + 1, rx);
}

int main() {
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	
	cin >> m;
	int c = 0;
	root = new Node();
	
	while (m--) {
		int d, x, y;
		cin >> d >> x >> y;
		
		x += c, y += c;
		
		if (d == 1) {
			int ans = Get(x, y, root, 1, (int)1e9);
			cout << ans << '\n';
			c = ans;	
		} else {
			Update(x, y, root, 1, (int)1e9);
		}
	}
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 320 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 1 ms 316 KB Output is correct
4 Correct 15 ms 3412 KB Output is correct
5 Correct 12 ms 4180 KB Output is correct
6 Correct 17 ms 3960 KB Output is correct
7 Correct 19 ms 4104 KB Output is correct
8 Correct 99 ms 30144 KB Output is correct
9 Correct 205 ms 52280 KB Output is correct
10 Correct 224 ms 57764 KB Output is correct
11 Correct 225 ms 61876 KB Output is correct
12 Correct 221 ms 63848 KB Output is correct
13 Correct 208 ms 74204 KB Output is correct
14 Correct 207 ms 74936 KB Output is correct
15 Correct 324 ms 135476 KB Output is correct
16 Correct 355 ms 136368 KB Output is correct
17 Correct 224 ms 77508 KB Output is correct
18 Correct 214 ms 77464 KB Output is correct
19 Correct 340 ms 139476 KB Output is correct
20 Correct 369 ms 139436 KB Output is correct