Submission #300566

#	Time	Username	Problem	Language	Result	Execution time	Memory
300566		Falcon	원숭이와 사과 나무 (IZhO12_apple)	C++17	100 / 100	682 ms	242932 KiB

apple

#pragma GCC optimize("O2")

#include <bits/stdc++.h>
#ifdef DEBUG
	#include "debug.hpp"
#endif

using namespace std;

#define all(c) (c).begin(), (c).end()
#define traverse(c, it) for(auto it = (c).begin(); it != (c).end(); it++)
#define rep(i, N) for(int i = 0; i < (N); i++)
#define rep1(i, N) for(int i = 1; i <= (N); i++)
#define rep2(i, s, e) for(int i = (s); i <= (e); i++)
#define rep3(i, s, e, d) for(int i = (s); (d) >= 0 ? i <= (e) : i >= (e); i += (d))
#define pb push_back


#ifdef DEBUG
	#define debug(x...) { dbg::depth++; string dbg_vals = dbg::to_string(x); dbg::depth--; dbg::fprint(__func__, __LINE__, #x, dbg_vals); }
	#define light_debug(x) { dbg::light = 1; dbg::dout << __func__ << ":" << __LINE__ << "  " << #x << " = " << x << endl; dbg::light = 0; }
#else
	#define debug(x...)
	#define light_debug(x) 
#endif

template<typename T>
inline T& ckmin(T& a, T b) { return a = a > b ? b : a; }

template<typename T>
inline T& ckmax(T& a, T b) { return a = a < b ? b : a; }

using ll = long long;
using pii = pair<int, int>;
using vi = vector<int>;

template<int n>
class segtree {
	struct node	{
		int s{0};
		bool lzy{false};
		node* l{nullptr}; 
		node* r{nullptr};
	};

	using pnode = node*;

	inline int sum(pnode t) { return t ? t->s : 0; }

	inline void pull(pnode t) { if(t) t->s = sum(t->l) + sum(t->r); }

	inline void push(pnode t, int s, int e) {
		if(t && t->lzy) {
			t->lzy = false;
			t->s = e - s;
			if(!t->l) t->l = new node();
			if(!t->r) t->r = new node();
			t->l->lzy = t->r->lzy = true;
		}
	}

	pnode root{nullptr};

	void update(pnode& t, int s, int e, int l, int r) {
		push(t, s, e);
		
		if(r <= s || e <= l) 
			return;
		
		if(!t) 
			t = new node();
		
		if(l <= s && e <= r) {
			t->lzy = true;
			push(t, s, e);
			return;
		}

		int m = (s + e) >> 1;
		update(t->l, s, m, l, r);
		update(t->r, m, e, l, r);

		pull(t);
	}

	int query(pnode& t, int s, int e, int l, int r) {
		if(!t || r <= s || e <= l) 
			return 0;
		push(t, s, e);
		if(l <= s && e <= r)
			return sum(t);
		int m = (s + e) >> 1;
		return query(t->l, s, m, l, r) + query(t->r, m, e, l, r);
	}

public:

	inline void update(int l, int r) { update(root, 1, n + 1, l, r); }

	inline int query(int l, int r) { return query(root, 1, n + 1, l, r); }

};

constexpr int MAXC = 1'000'000'000;

int main() {

	ios_base::sync_with_stdio(false);
	cin.tie(0), cout.tie(0);

	#ifdef DEBUG
		freopen("debug", "w", stderr);
	#endif
	
	segtree<MAXC> seg;

	int C{0};

	int M; cin >> M;

	rep(_, M) {
		int D, X, Y; cin >> D >> X >> Y;
		switch(D) {
			case 1:
				cout << (C = seg.query(X + C, Y + C + 1)) << '\n';
				break;
			case 2:
				seg.update(X + C, Y + C + 1);
				break;
		}
	}

	#ifdef DEBUG
		dbg::dout << "\nExecution time: " << clock() << "ms\n";
	#endif

	return 0;
}

• Subtask 1: 100 / 100