oj.uz

Submission #810275

# Submission time Handle Problem Language Result Execution time Memory
810275 2023-08-06T07:52:52 Z ymm Mixture (BOI20_mixture) C++17
60 / 100
 391 ms 41592 KB 
#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (r); ++x)
typedef long long ll;
using namespace std;

typedef complex<double> pnt;

const double eps = 1e-8;

struct obj {
	pnt P;
	bool first;
	pnt F;
	double argF;
	double mn, mx;
	multiset<double> S;
	bool line;
	bool zero;

	double add(pnt A, double argA)
	{
		if (!first) {
			F = A;
			argF = argA;
			first = 1;
		}
		double theta = argA - argF;
		if (theta > M_PI)
			theta -= 2*M_PI;
		if (theta < -M_PI)
			theta += 2*M_PI;
		S.insert(theta);
		if (abs(A.real()) < eps && abs(A.imag()) < eps) {
			zero = 1;
			return theta;
		}
		mn = min(mn, theta);
		mx = max(mx, theta);
		double theta2 = theta;
		if (theta > 0)
			theta2 -= M_PI;
		else
			theta2 += M_PI;
		auto it = S.lower_bound(theta2-eps);
		if (it != S.end() && *it - theta2 < eps)
			line = 1;
		return theta;
	}

	int get_ans() {
		if (zero)
			return 1;
		if (line)
			return 2;
		if (first && mx - mn > M_PI - eps)
			return 3;
		return 0;
	}
};

struct preprocP {
	pnt P;
	double a;
};

pnt normalize(double x, double y, double z)
{
	double sum = x+y+z;
	x /= sum;
	y /= sum;
	return {x, y};
}

pnt P;
const int N = 100'010;
int n;

namespace seg {
	vector<preprocP> t[N*4];
	void add(int l, int r, const preprocP &P, int i, int b, int e) {
		if (l <= b && e <= r) {
			t[i].push_back(P);
			return;
		}
		if (r <= b || e <= l)
			return;
		add(l, r, P, 2*i+1, b, (b+e)/2);
		add(l, r, P, 2*i+2, (b+e)/2, e);
	}
	void add(int l, int r, pnt P) {
		preprocP Q;
		Q.P = P-::P;
		Q.a = arg(Q.P);
		add(l, r, Q, 0, 0, n);
	}

	void dfs(obj &o0, int i, int b, int e) {
		multiset<double> marg;
		o0.S.swap(marg);
		obj o = o0;
		o.S.swap(marg);
		vector<double> kooft;
		for (auto P : t[i])
			kooft.push_back(o.add(P.P, P.a));
		if (e-b == 1) {
			cout << o.get_ans() << '\n';
		} else {
			dfs(o, 2*i+1, b, (b+e)/2);
			dfs(o, 2*i+2, (b+e)/2, e);
		}
		o.S.swap(marg);
		for (auto x : kooft)
			marg.erase(marg.find(x));
		o0.S.swap(marg);
	}
	void dfs(pnt P) {
		obj o = {};
		o.P = P;
		dfs(o, 0, 0, n);
	}
}

pnt readp()
{
	ll x, y, z;
	cin >> x >> y >> z;
	return normalize(x, y, z);
}

pnt a[N];
int l[N];
bool rem[N];

int main()
{
	cin.tie(0) -> sync_with_stdio(false);
	P = readp();
	cin >> n;
	int cnt = 0;
	Loop (i,0,n) {
		char c;
		cin >> c;
		if (c == 'A') {
			a[cnt] = readp();
			l[cnt] = i;
			++cnt;
		} else {
			int x;
			cin >> x;
			--x;
			seg::add(l[x], i, a[x]);
			rem[x] = 1;
		}
	}
	Loop (i,0,cnt) {
		if (!rem[i])
			seg::add(l[i], n, a[i]);
	}
	seg::dfs(P);
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Output is correct
2 Correct 4 ms 9716 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 5 ms 9684 KB Output is correct
5 Correct 4 ms 9684 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9736 KB Output is correct
8 Correct 4 ms 9684 KB Output is correct
9 Correct 4 ms 9684 KB Output is correct
10 Correct 4 ms 9684 KB Output is correct
11 Correct 5 ms 9660 KB Output is correct
12 Correct 4 ms 9684 KB Output is correct
13 Correct 4 ms 9684 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 5 ms 9684 KB Output is correct
16 Correct 5 ms 9680 KB Output is correct
17 Correct 6 ms 9684 KB Output is correct
18 Correct 5 ms 9684 KB Output is correct
19 Correct 5 ms 9684 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Output is correct
2 Correct 4 ms 9716 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 5 ms 9684 KB Output is correct
5 Correct 4 ms 9684 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9736 KB Output is correct
8 Correct 4 ms 9684 KB Output is correct
9 Correct 4 ms 9684 KB Output is correct
10 Correct 4 ms 9684 KB Output is correct
11 Correct 5 ms 9660 KB Output is correct
12 Correct 4 ms 9684 KB Output is correct
13 Correct 4 ms 9684 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 5 ms 9684 KB Output is correct
16 Correct 5 ms 9680 KB Output is correct
17 Correct 6 ms 9684 KB Output is correct
18 Correct 5 ms 9684 KB Output is correct
19 Correct 5 ms 9684 KB Output is correct
20 Correct 4 ms 9684 KB Output is correct
21 Correct 5 ms 9684 KB Output is correct
22 Correct 5 ms 9684 KB Output is correct
23 Correct 5 ms 9752 KB Output is correct
24 Correct 6 ms 9812 KB Output is correct
25 Correct 5 ms 9812 KB Output is correct
26 Correct 5 ms 9812 KB Output is correct
27 Correct 5 ms 9684 KB Output is correct
28 Correct 6 ms 9812 KB Output is correct
29 Correct 6 ms 9684 KB Output is correct
30 Correct 5 ms 9684 KB Output is correct
31 Correct 5 ms 9684 KB Output is correct
32 Correct 5 ms 9812 KB Output is correct
33 Correct 6 ms 9768 KB Output is correct
34 Correct 5 ms 9732 KB Output is correct
35 Correct 5 ms 9676 KB Output is correct
36 Correct 5 ms 9756 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Output is correct
2 Correct 4 ms 9716 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 5 ms 9684 KB Output is correct
5 Correct 4 ms 9684 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9736 KB Output is correct
8 Correct 4 ms 9684 KB Output is correct
9 Correct 4 ms 9684 KB Output is correct
10 Correct 4 ms 9684 KB Output is correct
11 Correct 5 ms 9660 KB Output is correct
12 Correct 4 ms 9684 KB Output is correct
13 Correct 4 ms 9684 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 5 ms 9684 KB Output is correct
16 Correct 5 ms 9680 KB Output is correct
17 Correct 6 ms 9684 KB Output is correct
18 Correct 5 ms 9684 KB Output is correct
19 Correct 5 ms 9684 KB Output is correct
20 Correct 4 ms 9684 KB Output is correct
21 Correct 5 ms 9684 KB Output is correct
22 Correct 5 ms 9684 KB Output is correct
23 Correct 5 ms 9752 KB Output is correct
24 Correct 6 ms 9812 KB Output is correct
25 Correct 5 ms 9812 KB Output is correct
26 Correct 5 ms 9812 KB Output is correct
27 Correct 5 ms 9684 KB Output is correct
28 Correct 6 ms 9812 KB Output is correct
29 Correct 6 ms 9684 KB Output is correct
30 Correct 5 ms 9684 KB Output is correct
31 Correct 5 ms 9684 KB Output is correct
32 Correct 5 ms 9812 KB Output is correct
33 Correct 6 ms 9768 KB Output is correct
34 Correct 5 ms 9732 KB Output is correct
35 Correct 5 ms 9676 KB Output is correct
36 Correct 5 ms 9756 KB Output is correct
37 Correct 5 ms 9808 KB Output is correct
38 Correct 5 ms 9816 KB Output is correct
39 Correct 6 ms 9864 KB Output is correct
40 Correct 6 ms 9812 KB Output is correct
41 Correct 6 ms 9812 KB Output is correct
42 Correct 6 ms 9892 KB Output is correct
43 Correct 6 ms 9796 KB Output is correct
44 Correct 6 ms 9892 KB Output is correct
45 Correct 6 ms 9812 KB Output is correct
46 Correct 11 ms 10452 KB Output is correct
47 Correct 13 ms 10424 KB Output is correct
48 Correct 10 ms 9892 KB Output is correct
49 Correct 10 ms 10112 KB Output is correct
50 Correct 11 ms 10068 KB Output is correct
51 Correct 15 ms 10708 KB Output is correct
52 Correct 15 ms 10964 KB Output is correct
53 Correct 14 ms 11020 KB Output is correct
54 Correct 15 ms 10988 KB Output is correct
55 Correct 11 ms 10580 KB Output is correct
56 Correct 10 ms 10580 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9684 KB Output is correct
2 Correct 4 ms 9716 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 5 ms 9684 KB Output is correct
5 Correct 4 ms 9684 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9736 KB Output is correct
8 Correct 4 ms 9684 KB Output is correct
9 Correct 4 ms 9684 KB Output is correct
10 Correct 4 ms 9684 KB Output is correct
11 Correct 5 ms 9660 KB Output is correct
12 Correct 4 ms 9684 KB Output is correct
13 Correct 4 ms 9684 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 5 ms 9684 KB Output is correct
16 Correct 5 ms 9680 KB Output is correct
17 Correct 6 ms 9684 KB Output is correct
18 Correct 5 ms 9684 KB Output is correct
19 Correct 5 ms 9684 KB Output is correct
20 Correct 4 ms 9684 KB Output is correct
21 Correct 5 ms 9684 KB Output is correct
22 Correct 5 ms 9684 KB Output is correct
23 Correct 5 ms 9752 KB Output is correct
24 Correct 6 ms 9812 KB Output is correct
25 Correct 5 ms 9812 KB Output is correct
26 Correct 5 ms 9812 KB Output is correct
27 Correct 5 ms 9684 KB Output is correct
28 Correct 6 ms 9812 KB Output is correct
29 Correct 6 ms 9684 KB Output is correct
30 Correct 5 ms 9684 KB Output is correct
31 Correct 5 ms 9684 KB Output is correct
32 Correct 5 ms 9812 KB Output is correct
33 Correct 6 ms 9768 KB Output is correct
34 Correct 5 ms 9732 KB Output is correct
35 Correct 5 ms 9676 KB Output is correct
36 Correct 5 ms 9756 KB Output is correct
37 Correct 5 ms 9808 KB Output is correct
38 Correct 5 ms 9816 KB Output is correct
39 Correct 6 ms 9864 KB Output is correct
40 Correct 6 ms 9812 KB Output is correct
41 Correct 6 ms 9812 KB Output is correct
42 Correct 6 ms 9892 KB Output is correct
43 Correct 6 ms 9796 KB Output is correct
44 Correct 6 ms 9892 KB Output is correct
45 Correct 6 ms 9812 KB Output is correct
46 Correct 11 ms 10452 KB Output is correct
47 Correct 13 ms 10424 KB Output is correct
48 Correct 10 ms 9892 KB Output is correct
49 Correct 10 ms 10112 KB Output is correct
50 Correct 11 ms 10068 KB Output is correct
51 Correct 15 ms 10708 KB Output is correct
52 Correct 15 ms 10964 KB Output is correct
53 Correct 14 ms 11020 KB Output is correct
54 Correct 15 ms 10988 KB Output is correct
55 Correct 11 ms 10580 KB Output is correct
56 Correct 10 ms 10580 KB Output is correct
57 Correct 15 ms 10972 KB Output is correct
58 Correct 16 ms 11000 KB Output is correct
59 Correct 16 ms 11000 KB Output is correct
60 Correct 16 ms 10940 KB Output is correct
61 Correct 60 ms 15380 KB Output is correct
62 Correct 55 ms 15820 KB Output is correct
63 Correct 371 ms 41456 KB Output is correct
64 Correct 391 ms 41592 KB Output is correct
65 Incorrect 336 ms 34760 KB Output isn't correct
66 Halted 0 ms 0 KB -