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Submission #810280

# Submission time Handle Problem Language Result Execution time Memory
810280 2023-08-06T07:54:37 Z ymm Mixture (BOI20_mixture) C++17
60 / 100
 474 ms 65248 KB 
#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (r); ++x)
typedef long long ll;
using namespace std;

#define double long double
typedef complex<double> pnt;

const double eps = 1e-9;

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 4 ms 9684 KB Output is correct
2 Correct 5 ms 9732 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 4 ms 9684 KB Output is correct
5 Correct 4 ms 9716 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9684 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 9684 KB Output is correct
12 Correct 4 ms 9692 KB Output is correct
13 Correct 5 ms 9724 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 6 ms 9684 KB Output is correct
16 Correct 4 ms 9684 KB Output is correct
17 Correct 4 ms 9684 KB Output is correct
18 Correct 4 ms 9684 KB Output is correct
19 Correct 4 ms 9684 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9684 KB Output is correct
2 Correct 5 ms 9732 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 4 ms 9684 KB Output is correct
5 Correct 4 ms 9716 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9684 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 9684 KB Output is correct
12 Correct 4 ms 9692 KB Output is correct
13 Correct 5 ms 9724 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 6 ms 9684 KB Output is correct
16 Correct 4 ms 9684 KB Output is correct
17 Correct 4 ms 9684 KB Output is correct
18 Correct 4 ms 9684 KB Output is correct
19 Correct 4 ms 9684 KB Output is correct
20 Correct 4 ms 9684 KB Output is correct
21 Correct 4 ms 9684 KB Output is correct
22 Correct 5 ms 9812 KB Output is correct
23 Correct 7 ms 9812 KB Output is correct
24 Correct 5 ms 9812 KB Output is correct
25 Correct 5 ms 9900 KB Output is correct
26 Correct 5 ms 9812 KB Output is correct
27 Correct 5 ms 9812 KB Output is correct
28 Correct 5 ms 9812 KB Output is correct
29 Correct 5 ms 9812 KB Output is correct
30 Correct 5 ms 9812 KB Output is correct
31 Correct 5 ms 9812 KB Output is correct
32 Correct 5 ms 9812 KB Output is correct
33 Correct 5 ms 9780 KB Output is correct
34 Correct 5 ms 9812 KB Output is correct
35 Correct 5 ms 9812 KB Output is correct
36 Correct 5 ms 9812 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9684 KB Output is correct
2 Correct 5 ms 9732 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 4 ms 9684 KB Output is correct
5 Correct 4 ms 9716 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9684 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 9684 KB Output is correct
12 Correct 4 ms 9692 KB Output is correct
13 Correct 5 ms 9724 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 6 ms 9684 KB Output is correct
16 Correct 4 ms 9684 KB Output is correct
17 Correct 4 ms 9684 KB Output is correct
18 Correct 4 ms 9684 KB Output is correct
19 Correct 4 ms 9684 KB Output is correct
20 Correct 4 ms 9684 KB Output is correct
21 Correct 4 ms 9684 KB Output is correct
22 Correct 5 ms 9812 KB Output is correct
23 Correct 7 ms 9812 KB Output is correct
24 Correct 5 ms 9812 KB Output is correct
25 Correct 5 ms 9900 KB Output is correct
26 Correct 5 ms 9812 KB Output is correct
27 Correct 5 ms 9812 KB Output is correct
28 Correct 5 ms 9812 KB Output is correct
29 Correct 5 ms 9812 KB Output is correct
30 Correct 5 ms 9812 KB Output is correct
31 Correct 5 ms 9812 KB Output is correct
32 Correct 5 ms 9812 KB Output is correct
33 Correct 5 ms 9780 KB Output is correct
34 Correct 5 ms 9812 KB Output is correct
35 Correct 5 ms 9812 KB Output is correct
36 Correct 5 ms 9812 KB Output is correct
37 Correct 5 ms 9812 KB Output is correct
38 Correct 6 ms 9840 KB Output is correct
39 Correct 6 ms 9940 KB Output is correct
40 Correct 6 ms 10028 KB Output is correct
41 Correct 6 ms 9940 KB Output is correct
42 Correct 6 ms 9940 KB Output is correct
43 Correct 6 ms 10068 KB Output is correct
44 Correct 6 ms 10068 KB Output is correct
45 Correct 6 ms 10020 KB Output is correct
46 Correct 12 ms 11104 KB Output is correct
47 Correct 13 ms 11060 KB Output is correct
48 Correct 7 ms 10052 KB Output is correct
49 Correct 8 ms 10452 KB Output is correct
50 Correct 9 ms 10452 KB Output is correct
51 Correct 16 ms 11556 KB Output is correct
52 Correct 18 ms 11916 KB Output is correct
53 Correct 17 ms 12156 KB Output is correct
54 Correct 18 ms 12116 KB Output is correct
55 Correct 14 ms 11492 KB Output is correct
56 Correct 13 ms 11488 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 9684 KB Output is correct
2 Correct 5 ms 9732 KB Output is correct
3 Correct 5 ms 9684 KB Output is correct
4 Correct 4 ms 9684 KB Output is correct
5 Correct 4 ms 9716 KB Output is correct
6 Correct 4 ms 9684 KB Output is correct
7 Correct 5 ms 9684 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 9684 KB Output is correct
12 Correct 4 ms 9692 KB Output is correct
13 Correct 5 ms 9724 KB Output is correct
14 Correct 5 ms 9684 KB Output is correct
15 Correct 6 ms 9684 KB Output is correct
16 Correct 4 ms 9684 KB Output is correct
17 Correct 4 ms 9684 KB Output is correct
18 Correct 4 ms 9684 KB Output is correct
19 Correct 4 ms 9684 KB Output is correct
20 Correct 4 ms 9684 KB Output is correct
21 Correct 4 ms 9684 KB Output is correct
22 Correct 5 ms 9812 KB Output is correct
23 Correct 7 ms 9812 KB Output is correct
24 Correct 5 ms 9812 KB Output is correct
25 Correct 5 ms 9900 KB Output is correct
26 Correct 5 ms 9812 KB Output is correct
27 Correct 5 ms 9812 KB Output is correct
28 Correct 5 ms 9812 KB Output is correct
29 Correct 5 ms 9812 KB Output is correct
30 Correct 5 ms 9812 KB Output is correct
31 Correct 5 ms 9812 KB Output is correct
32 Correct 5 ms 9812 KB Output is correct
33 Correct 5 ms 9780 KB Output is correct
34 Correct 5 ms 9812 KB Output is correct
35 Correct 5 ms 9812 KB Output is correct
36 Correct 5 ms 9812 KB Output is correct
37 Correct 5 ms 9812 KB Output is correct
38 Correct 6 ms 9840 KB Output is correct
39 Correct 6 ms 9940 KB Output is correct
40 Correct 6 ms 10028 KB Output is correct
41 Correct 6 ms 9940 KB Output is correct
42 Correct 6 ms 9940 KB Output is correct
43 Correct 6 ms 10068 KB Output is correct
44 Correct 6 ms 10068 KB Output is correct
45 Correct 6 ms 10020 KB Output is correct
46 Correct 12 ms 11104 KB Output is correct
47 Correct 13 ms 11060 KB Output is correct
48 Correct 7 ms 10052 KB Output is correct
49 Correct 8 ms 10452 KB Output is correct
50 Correct 9 ms 10452 KB Output is correct
51 Correct 16 ms 11556 KB Output is correct
52 Correct 18 ms 11916 KB Output is correct
53 Correct 17 ms 12156 KB Output is correct
54 Correct 18 ms 12116 KB Output is correct
55 Correct 14 ms 11492 KB Output is correct
56 Correct 13 ms 11488 KB Output is correct
57 Correct 19 ms 12116 KB Output is correct
58 Correct 21 ms 12152 KB Output is correct
59 Correct 19 ms 12156 KB Output is correct
60 Correct 22 ms 12244 KB Output is correct
61 Correct 72 ms 20108 KB Output is correct
62 Correct 68 ms 20072 KB Output is correct
63 Correct 467 ms 65240 KB Output is correct
64 Correct 474 ms 65248 KB Output is correct
65 Incorrect 403 ms 54104 KB Output isn't correct
66 Halted 0 ms 0 KB -