oj.uz

답안 #591721

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
591721 2022-07-07T19:27:17 Z lumibons Split the Attractions (IOI19_split) C++17
100 / 100
 108 ms 17976 KB 
#include "split.h"
#include <bits/stdc++.h>

using namespace std;

int n, s[4], t[4], c[100100];
vector<int> r, e[100100];

int dfs(int i) {
	r[i] = -1;
	c[i] = 1;
	for (int j : e[i])
		if (!r[j]) {
			int k = dfs(j);
			c[i] += c[j];
			if (c[j] >= s[0])
				return k;
		}
	r[i] = -2;
	return i;
}

void dfst(int i, int cr, int k) {
	if (!s[k])
		return;
	r[i] = t[k];
	s[k]--;
	for (int j : e[i])
		if (r[j] == cr)
			dfst(j, cr, k);
}

vector<int> find_split(int N, int A, int B, int C, vector<int> p, vector<int> q) {
	n = N;
	s[0] = A; s[1] = B; s[2] = C; s[3] = n;
	t[0] = 1; t[1] = 2; t[2] = 3; t[3] = -3;
	for (int i : {0, 1, 0})
		if (s[i] > s[i + 1])
			swap(s[i], s[i + 1]), swap(t[i], t[i + 1]);
	for (int i = 0; i < (int) p.size(); i++)
		e[p[i]].push_back(q[i]), e[q[i]].push_back(p[i]);
	r.resize(n);
	int k = dfs(0);
	if (k != 0) {
		dfst(k, -2, 3);
		r[k] = -4;
		for (int i = 0; i < n; i++)
			r[i] = min(r[i], -2);
		if (c[k] >= s[1])
			swap(s[0], s[1]), swap(t[0], t[1]);
		r[k] = -4;
		dfst(0, -2, 1);
		for (int i = 0; i < n; i++)
			if (r[i] == t[1])
				for (int j : e[i])
					if (r[j] == -3)
						dfst(j, -3, 1);
		r[k] = -3;
		dfst(k, -3, 0);
	}
	if (s[0] || s[1])
		r.assign(n, 0);
	else
		for (int i = 0; i < n; i++)
			r[i] = r[i] < 1 ? t[2] : r[i];
	return r;
}

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB ok, correct split
2 Correct 2 ms 2660 KB ok, correct split
3 Correct 1 ms 2644 KB ok, correct split
4 Correct 2 ms 2644 KB ok, correct split
5 Correct 2 ms 2644 KB ok, correct split
6 Correct 2 ms 2644 KB ok, correct split
7 Correct 69 ms 16436 KB ok, correct split
8 Correct 50 ms 11640 KB ok, correct split
9 Correct 60 ms 12368 KB ok, correct split
10 Correct 78 ms 16772 KB ok, correct split
11 Correct 75 ms 16876 KB ok, correct split

Subtask #2
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2656 KB ok, correct split
2 Correct 1 ms 2644 KB ok, correct split
3 Correct 2 ms 2644 KB ok, correct split
4 Correct 61 ms 9828 KB ok, correct split
5 Correct 48 ms 8796 KB ok, correct split
6 Correct 61 ms 16884 KB ok, correct split
7 Correct 78 ms 14036 KB ok, correct split
8 Correct 100 ms 11192 KB ok, correct split
9 Correct 62 ms 9080 KB ok, correct split
10 Correct 41 ms 8980 KB ok, correct split
11 Correct 48 ms 8960 KB ok, correct split
12 Correct 47 ms 9048 KB ok, correct split

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB ok, correct split
2 Correct 67 ms 9092 KB ok, correct split
3 Correct 20 ms 5480 KB ok, correct split
4 Correct 2 ms 2644 KB ok, correct split
5 Correct 61 ms 12164 KB ok, correct split
6 Correct 56 ms 11980 KB ok, correct split
7 Correct 65 ms 11828 KB ok, correct split
8 Correct 65 ms 13132 KB ok, correct split
9 Correct 69 ms 11596 KB ok, correct split
10 Correct 17 ms 4964 KB ok, no valid answer
11 Correct 25 ms 6188 KB ok, no valid answer
12 Correct 49 ms 9944 KB ok, no valid answer
13 Correct 57 ms 9692 KB ok, no valid answer
14 Correct 42 ms 9960 KB ok, no valid answer

Subtask #4
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2644 KB ok, correct split
2 Correct 2 ms 2644 KB ok, no valid answer
3 Correct 2 ms 2644 KB ok, correct split
4 Correct 1 ms 2644 KB ok, correct split
5 Correct 1 ms 2644 KB ok, correct split
6 Correct 2 ms 2644 KB ok, correct split
7 Correct 1 ms 2656 KB ok, correct split
8 Correct 2 ms 2644 KB ok, correct split
9 Correct 4 ms 2900 KB ok, correct split
10 Correct 3 ms 2772 KB ok, correct split
11 Correct 2 ms 2644 KB ok, correct split
12 Correct 3 ms 2900 KB ok, correct split
13 Correct 1 ms 2644 KB ok, correct split
14 Correct 2 ms 2644 KB ok, correct split
15 Correct 1 ms 2644 KB ok, correct split
16 Correct 2 ms 2644 KB ok, correct split
17 Correct 1 ms 2644 KB ok, correct split
18 Correct 2 ms 2648 KB ok, correct split
19 Correct 2 ms 2656 KB ok, correct split
20 Correct 2 ms 2664 KB ok, correct split
21 Correct 3 ms 2796 KB ok, correct split
22 Correct 3 ms 2796 KB ok, correct split
23 Correct 3 ms 2900 KB ok, correct split
24 Correct 2 ms 2900 KB ok, correct split
25 Correct 2 ms 2772 KB ok, correct split
26 Correct 3 ms 2900 KB ok, correct split
27 Correct 3 ms 2900 KB ok, correct split
28 Correct 3 ms 2792 KB ok, correct split
29 Correct 1 ms 2660 KB ok, correct split
30 Correct 4 ms 2908 KB ok, correct split
31 Correct 3 ms 2644 KB ok, correct split
32 Correct 2 ms 2772 KB ok, correct split
33 Correct 2 ms 2644 KB ok, correct split
34 Correct 3 ms 2772 KB ok, correct split
35 Correct 3 ms 2772 KB ok, correct split
36 Correct 3 ms 2772 KB ok, correct split
37 Correct 3 ms 2900 KB ok, correct split
38 Correct 3 ms 2920 KB ok, correct split
39 Correct 3 ms 2900 KB ok, correct split
40 Correct 3 ms 2900 KB ok, correct split
41 Correct 2 ms 2696 KB ok, correct split
42 Correct 2 ms 2772 KB ok, correct split
43 Correct 3 ms 2900 KB ok, correct split
44 Correct 3 ms 2900 KB ok, correct split
45 Correct 4 ms 2800 KB ok, correct split
46 Correct 3 ms 2900 KB ok, correct split
47 Correct 3 ms 2900 KB ok, no valid answer
48 Correct 3 ms 2772 KB ok, correct split
49 Correct 3 ms 2892 KB ok, correct split
50 Correct 2 ms 2644 KB ok, no valid answer
51 Correct 2 ms 2644 KB ok, no valid answer
52 Correct 3 ms 2772 KB ok, no valid answer
53 Correct 3 ms 2900 KB ok, no valid answer
54 Correct 2 ms 2772 KB ok, no valid answer
55 Correct 3 ms 2772 KB ok, no valid answer
56 Correct 3 ms 2772 KB ok, no valid answer

Subtask #5
36.0 / 36.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2644 KB ok, correct split
2 Correct 2 ms 2660 KB ok, correct split
3 Correct 1 ms 2644 KB ok, correct split
4 Correct 2 ms 2644 KB ok, correct split
5 Correct 2 ms 2644 KB ok, correct split
6 Correct 2 ms 2644 KB ok, correct split
7 Correct 69 ms 16436 KB ok, correct split
8 Correct 50 ms 11640 KB ok, correct split
9 Correct 60 ms 12368 KB ok, correct split
10 Correct 78 ms 16772 KB ok, correct split
11 Correct 75 ms 16876 KB ok, correct split
12 Correct 2 ms 2656 KB ok, correct split
13 Correct 1 ms 2644 KB ok, correct split
14 Correct 2 ms 2644 KB ok, correct split
15 Correct 61 ms 9828 KB ok, correct split
16 Correct 48 ms 8796 KB ok, correct split
17 Correct 61 ms 16884 KB ok, correct split
18 Correct 78 ms 14036 KB ok, correct split
19 Correct 100 ms 11192 KB ok, correct split
20 Correct 62 ms 9080 KB ok, correct split
21 Correct 41 ms 8980 KB ok, correct split
22 Correct 48 ms 8960 KB ok, correct split
23 Correct 47 ms 9048 KB ok, correct split
24 Correct 2 ms 2644 KB ok, correct split
25 Correct 67 ms 9092 KB ok, correct split
26 Correct 20 ms 5480 KB ok, correct split
27 Correct 2 ms 2644 KB ok, correct split
28 Correct 61 ms 12164 KB ok, correct split
29 Correct 56 ms 11980 KB ok, correct split
30 Correct 65 ms 11828 KB ok, correct split
31 Correct 65 ms 13132 KB ok, correct split
32 Correct 69 ms 11596 KB ok, correct split
33 Correct 17 ms 4964 KB ok, no valid answer
34 Correct 25 ms 6188 KB ok, no valid answer
35 Correct 49 ms 9944 KB ok, no valid answer
36 Correct 57 ms 9692 KB ok, no valid answer
37 Correct 42 ms 9960 KB ok, no valid answer
38 Correct 1 ms 2644 KB ok, correct split
39 Correct 2 ms 2644 KB ok, no valid answer
40 Correct 2 ms 2644 KB ok, correct split
41 Correct 1 ms 2644 KB ok, correct split
42 Correct 1 ms 2644 KB ok, correct split
43 Correct 2 ms 2644 KB ok, correct split
44 Correct 1 ms 2656 KB ok, correct split
45 Correct 2 ms 2644 KB ok, correct split
46 Correct 4 ms 2900 KB ok, correct split
47 Correct 3 ms 2772 KB ok, correct split
48 Correct 2 ms 2644 KB ok, correct split
49 Correct 3 ms 2900 KB ok, correct split
50 Correct 1 ms 2644 KB ok, correct split
51 Correct 2 ms 2644 KB ok, correct split
52 Correct 1 ms 2644 KB ok, correct split
53 Correct 2 ms 2644 KB ok, correct split
54 Correct 1 ms 2644 KB ok, correct split
55 Correct 2 ms 2648 KB ok, correct split
56 Correct 2 ms 2656 KB ok, correct split
57 Correct 2 ms 2664 KB ok, correct split
58 Correct 3 ms 2796 KB ok, correct split
59 Correct 3 ms 2796 KB ok, correct split
60 Correct 3 ms 2900 KB ok, correct split
61 Correct 2 ms 2900 KB ok, correct split
62 Correct 2 ms 2772 KB ok, correct split
63 Correct 3 ms 2900 KB ok, correct split
64 Correct 3 ms 2900 KB ok, correct split
65 Correct 3 ms 2792 KB ok, correct split
66 Correct 1 ms 2660 KB ok, correct split
67 Correct 4 ms 2908 KB ok, correct split
68 Correct 3 ms 2644 KB ok, correct split
69 Correct 2 ms 2772 KB ok, correct split
70 Correct 2 ms 2644 KB ok, correct split
71 Correct 3 ms 2772 KB ok, correct split
72 Correct 3 ms 2772 KB ok, correct split
73 Correct 3 ms 2772 KB ok, correct split
74 Correct 3 ms 2900 KB ok, correct split
75 Correct 3 ms 2920 KB ok, correct split
76 Correct 3 ms 2900 KB ok, correct split
77 Correct 3 ms 2900 KB ok, correct split
78 Correct 2 ms 2696 KB ok, correct split
79 Correct 2 ms 2772 KB ok, correct split
80 Correct 3 ms 2900 KB ok, correct split
81 Correct 3 ms 2900 KB ok, correct split
82 Correct 4 ms 2800 KB ok, correct split
83 Correct 3 ms 2900 KB ok, correct split
84 Correct 3 ms 2900 KB ok, no valid answer
85 Correct 3 ms 2772 KB ok, correct split
86 Correct 3 ms 2892 KB ok, correct split
87 Correct 2 ms 2644 KB ok, no valid answer
88 Correct 2 ms 2644 KB ok, no valid answer
89 Correct 3 ms 2772 KB ok, no valid answer
90 Correct 3 ms 2900 KB ok, no valid answer
91 Correct 2 ms 2772 KB ok, no valid answer
92 Correct 3 ms 2772 KB ok, no valid answer
93 Correct 3 ms 2772 KB ok, no valid answer
94 Correct 68 ms 12540 KB ok, correct split
95 Correct 108 ms 17976 KB ok, correct split
96 Correct 89 ms 16272 KB ok, correct split
97 Correct 19 ms 5332 KB ok, correct split
98 Correct 19 ms 5588 KB ok, correct split
99 Correct 36 ms 8276 KB ok, correct split
100 Correct 77 ms 13604 KB ok, correct split
101 Correct 65 ms 12492 KB ok, correct split
102 Correct 66 ms 11784 KB ok, correct split
103 Correct 57 ms 11304 KB ok, correct split
104 Correct 69 ms 13276 KB ok, correct split
105 Correct 33 ms 7056 KB ok, correct split
106 Correct 71 ms 13036 KB ok, correct split
107 Correct 56 ms 9704 KB ok, correct split
108 Correct 55 ms 9676 KB ok, correct split
109 Correct 99 ms 13156 KB ok, correct split
110 Correct 97 ms 12740 KB ok, correct split
111 Correct 90 ms 12812 KB ok, correct split
112 Correct 88 ms 13160 KB ok, correct split
113 Correct 85 ms 13016 KB ok, correct split
114 Correct 10 ms 3988 KB ok, correct split
115 Correct 9 ms 3796 KB ok, correct split
116 Correct 81 ms 12776 KB ok, correct split
117 Correct 96 ms 12596 KB ok, correct split
118 Correct 55 ms 9784 KB ok, correct split
119 Correct 47 ms 9700 KB ok, correct split
120 Correct 59 ms 13772 KB ok, correct split
121 Correct 55 ms 9796 KB ok, no valid answer
122 Correct 53 ms 9832 KB ok, no valid answer
123 Correct 95 ms 13912 KB ok, no valid answer
124 Correct 92 ms 13684 KB ok, no valid answer
125 Correct 54 ms 10824 KB ok, no valid answer
126 Correct 37 ms 9260 KB ok, no valid answer
127 Correct 78 ms 11372 KB ok, no valid answer