Submission #885942

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
885942	2023-12-11T07:39:41 Z	dosts	Monkey and Apple-trees (IZhO12_apple)	C++14	100 / 100	90 ms	1024 KB

apple

#include <bits/stdc++.h>
#pragma GCC optimize "O3,unroll-loops"
using namespace std;
#define sp << " " << 
//#define int long long
#define vi vector<int>
#define F(xxx,yyy) for (int xxx=1;xxx<=yyy;xxx++)
#define pii pair<int,int>
#define pb push_back
const int N = 2e5+1;
 
 
struct Node {
	Node* c[2];
	int sum = 0,l,r;
	bool lazy = 0;
	inline Node(int a,int b) {
		c[0] = c[1] = NULL;
		l = a;
		r = b;
	}
	inline void apply() {
		if (lazy) sum = r-l+1;
	}
	inline void extend() {
		int m = (l+r) >> 1;
		if (c[0]==NULL) c[0] = new Node(l,m);
		if (c[1]==NULL) c[1] = new Node(m+1,r);
	}
	inline void push() {
		if (l^r) {
			extend();
			c[0]->lazy |= lazy;
			c[1]->lazy |= lazy;
		}
	}
 
	inline void upd(int L,int R) {
		apply();
		if (lazy) return;
		if (l > R ||  r < L) return;
		if (l >= L && r <= R) {
			lazy = 1;
			apply();
			push();
			return;
		}
		push();
		int m = (l+r) >> 1;
		c[0]->upd(L,R),c[1]->upd(L,R);
		sum = c[0]->sum+c[1]->sum;
	}
 
	inline int query(int L,int R) {
		apply();
		if (l > R || r < L) return 0;
		if (l >= L && r <= R) return sum;
		if(lazy){
			if (L >= l && R <= r) return R-L+1;
			else if (L <= l) return R-l+1;
			else return r-L+1;
		}
		push();
		return c[0]->query(L,R)+c[1]->query(L,R);
	}
 
};
 
void solve() {
	int q;
	cin >> q;
	int c = 0;
	Node* root = new Node(1,1e9);
	while (q--) {
		int t,l,r;
		cin >> t >> l >> r;
		if (t == 1) {
			c = root->query(l+c,r+c);
			cout << c << endl;
		}
		else root->upd(l+c,r+c);
	}
 
}
    
                  
                             
signed main() { 
  ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  #ifdef Local
  freopen("in","r",stdin);
  freopen("out","w",stdout); 
  #endif
  int t = 1;
  //cin >> t;
	F(i,t) solve();
}

Compilation message

apple.cpp: In member function 'void Node::upd(int, int)':
apple.cpp:49:7: warning: unused variable 'm' [-Wunused-variable]
   49 |   int m = (l+r) >> 1;
      |       ^

Subtask #1

100.0 / 100.0

#	Verdict	Execution time	Memory	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	10 ms	348 KB	Output is correct
5	Correct	12 ms	348 KB	Output is correct
6	Correct	9 ms	348 KB	Output is correct
7	Correct	9 ms	348 KB	Output is correct
8	Correct	42 ms	604 KB	Output is correct
9	Correct	85 ms	848 KB	Output is correct
10	Correct	85 ms	848 KB	Output is correct
11	Correct	83 ms	848 KB	Output is correct
12	Correct	82 ms	724 KB	Output is correct
13	Correct	90 ms	852 KB	Output is correct
14	Correct	88 ms	772 KB	Output is correct
15	Correct	82 ms	844 KB	Output is correct
16	Correct	83 ms	848 KB	Output is correct
17	Correct	76 ms	880 KB	Output is correct
18	Correct	76 ms	860 KB	Output is correct
19	Correct	81 ms	888 KB	Output is correct
20	Correct	81 ms	1024 KB	Output is correct