답안 #853215

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
853215 2023-09-23T16:21:53 Z serifefedartar 원숭이와 사과 나무 (IZhO12_apple) C++17
0 / 100
331 ms 262144 KB
#include <bits/stdc++.h>
using namespace std;
 
#define fast ios::sync_with_stdio(0);cin.tie(0);
#define s second
#define f first
typedef long long ll;
const ll MOD = 1e9 + 7;
const ll LOGN = 20;
const ll MAXN = 2e5 + 5;

struct Node {
	int l, r;
	int sum = 0, lazy = 0;
	Node *ptrL, *ptrR;

	Node(int a, int b) : l(a), r(b), ptrL(NULL), ptrR(NULL) { };
	void add() {
		if (ptrL == NULL && l != r) {
			int mid = (l + r) / 2;
			ptrL = new Node(l, mid);
			ptrR = new Node(mid+1, r);  
		}
	}

	void push() {
		if (lazy) {
			sum = r - l + 1;
			if (l != r) {
				add();
				ptrL->lazy = 1;
				ptrR->lazy = 1;
			}
			lazy = 0;
		}
	}

	void update(int a, int b) {
		push();
		if (l > b || a > r)
			return ;
		if (a <= l && r <= b) {
			lazy = 1;
			push();
			return ;
		}
		add();
		ptrL->update(a, b);
		ptrR->update(a, b);
		sum = ptrL->sum + ptrR->sum; 
	}

	int query(int a, int b) {
		push();
		if (l > b || a > r)
			return 0;
		if (a <= l && r <= b)
			return sum;
		add();
		return ptrL->query(a, b) + ptrR->query(a, b);
	}
};

int main() {
	fast
	int M;
	cin >> M;

	Node *root = new Node(1, 1e10);
	int C = 0;
	while (M--) {
		int D, X, Y;
		cin >> D >> X >> Y;
		X += C;
		Y += C;
		if (D == 1) {
			C = root->query(X, Y);
			cout << C << "\n";
		} else {
			root->update(X, Y);
		}
	}
}

Compilation message

apple.cpp: In function 'int main()':
apple.cpp:69:27: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+10' to '2147483647' [-Woverflow]
   69 |  Node *root = new Node(1, 1e10);
      |                           ^~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 15 ms 8284 KB Output is correct
5 Correct 16 ms 10072 KB Output is correct
6 Correct 15 ms 9560 KB Output is correct
7 Correct 16 ms 10076 KB Output is correct
8 Correct 142 ms 76308 KB Output is correct
9 Correct 306 ms 129160 KB Output is correct
10 Correct 311 ms 145212 KB Output is correct
11 Correct 308 ms 155480 KB Output is correct
12 Correct 331 ms 162096 KB Output is correct
13 Runtime error 210 ms 262144 KB Execution killed with signal 9
14 Halted 0 ms 0 KB -