답안 #849311

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
849311	2023-09-14T12:38:17 Z	42kangaroo	Rope (JOI17_rope)	C++17	80 / 100	1578 ms	262144 KB

rope

//
// Created by 42kangaroo on 11/09/2023.
//
#include "bits/stdc++.h"

using namespace std;

signed main() {
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	int n, c; cin >> n >> c;
	vector<int> colorNum(c);
	// count number of each color, and adjacent pairs of odd/even
	// put these pairs into a vec<vec<int>>
	vector<unordered_map<int,int>> adjO(c);
	vector<unordered_map<int,int>> adjE(c);
	int last = -1;
	for (int i = 0; i < n; ++i) {
		int a; cin >> a;
		--a;
		colorNum[a]++;
		if (last != -1 && last != a) {
			if (i%2) {adjO[last][a]++; adjO[a][last]++;}
			else {adjE[last][a]++; adjE[a][last]++;}
		}
		last = a;
	}
	// and sort it afterwards by num
	vector<int> o(c);
	std::iota(o.begin(), o.end(),0);
	std::sort(o.begin(), o.end(), [&](int l, int r){return colorNum[l] > colorNum[r];});
	// take max of both(odd/even) for each
	vector<unordered_map<int,int>> mins(c);
	for (int i = 0; i < c; ++i) {
		for (auto [k, v]: adjE[i]) {
			if (adjO[i].find(k) != adjO[i].end()) {
				mins[i][k] = min(adjO[i][k], adjE[i][k]);
			}
		}
	}
	// go down with a pointer in the sorted list and check those with connection the max without
	for (int i = 0; i < c; ++i) {
		int mi = n - colorNum[i];
		int j = 0;
		if (j < c && o[j] == i) j++;
		for (; j < c && mins[i].find(o[j]) != mins[i].end(); ++j) {
			mi = min(n - colorNum[i] - colorNum[o[j]] + mins[i][o[j]], mi);
			if (j < c - 1 && o[j + 1] == i) ++j;
		}
		if (j < c) {
			mi = min(n - colorNum[i] - colorNum[o[j]], mi);
		}
		cout << mi<< "\n";
	}
}

Subtask #1
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	344 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	344 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	344 KB	Output is correct
22	Correct	0 ms	344 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	344 KB	Output is correct
25	Correct	0 ms	344 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct

Subtask #2
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	344 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	344 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	344 KB	Output is correct
22	Correct	0 ms	344 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	344 KB	Output is correct
25	Correct	0 ms	344 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct
27	Correct	5 ms	344 KB	Output is correct
28	Correct	5 ms	344 KB	Output is correct
29	Correct	8 ms	344 KB	Output is correct
30	Correct	6 ms	344 KB	Output is correct
31	Correct	5 ms	344 KB	Output is correct
32	Correct	5 ms	348 KB	Output is correct
33	Correct	5 ms	344 KB	Output is correct
34	Correct	5 ms	344 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	344 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	344 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	344 KB	Output is correct
22	Correct	0 ms	344 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	344 KB	Output is correct
25	Correct	0 ms	344 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct
27	Correct	5 ms	344 KB	Output is correct
28	Correct	5 ms	344 KB	Output is correct
29	Correct	8 ms	344 KB	Output is correct
30	Correct	6 ms	344 KB	Output is correct
31	Correct	5 ms	344 KB	Output is correct
32	Correct	5 ms	348 KB	Output is correct
33	Correct	5 ms	344 KB	Output is correct
34	Correct	5 ms	344 KB	Output is correct
35	Correct	38 ms	8784 KB	Output is correct
36	Correct	36 ms	8792 KB	Output is correct
37	Correct	35 ms	8784 KB	Output is correct
38	Correct	40 ms	8784 KB	Output is correct
39	Correct	38 ms	8792 KB	Output is correct
40	Correct	19 ms	4952 KB	Output is correct
41	Correct	18 ms	4952 KB	Output is correct
42	Correct	17 ms	3932 KB	Output is correct
43	Correct	17 ms	3928 KB	Output is correct
44	Correct	19 ms	4952 KB	Output is correct
45	Correct	18 ms	4952 KB	Output is correct
46	Correct	16 ms	4184 KB	Output is correct
47	Correct	17 ms	4184 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	344 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	344 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	344 KB	Output is correct
22	Correct	0 ms	344 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	344 KB	Output is correct
25	Correct	0 ms	344 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct
27	Correct	5 ms	344 KB	Output is correct
28	Correct	5 ms	344 KB	Output is correct
29	Correct	8 ms	344 KB	Output is correct
30	Correct	6 ms	344 KB	Output is correct
31	Correct	5 ms	344 KB	Output is correct
32	Correct	5 ms	348 KB	Output is correct
33	Correct	5 ms	344 KB	Output is correct
34	Correct	5 ms	344 KB	Output is correct
35	Correct	38 ms	8784 KB	Output is correct
36	Correct	36 ms	8792 KB	Output is correct
37	Correct	35 ms	8784 KB	Output is correct
38	Correct	40 ms	8784 KB	Output is correct
39	Correct	38 ms	8792 KB	Output is correct
40	Correct	19 ms	4952 KB	Output is correct
41	Correct	18 ms	4952 KB	Output is correct
42	Correct	17 ms	3932 KB	Output is correct
43	Correct	17 ms	3928 KB	Output is correct
44	Correct	19 ms	4952 KB	Output is correct
45	Correct	18 ms	4952 KB	Output is correct
46	Correct	16 ms	4184 KB	Output is correct
47	Correct	17 ms	4184 KB	Output is correct
48	Correct	1578 ms	90192 KB	Output is correct
49	Correct	1527 ms	90316 KB	Output is correct
50	Correct	1543 ms	90196 KB	Output is correct
51	Correct	1436 ms	81700 KB	Output is correct
52	Correct	1055 ms	74276 KB	Output is correct
53	Correct	596 ms	52480 KB	Output is correct
54	Correct	414 ms	41204 KB	Output is correct
55	Correct	334 ms	40060 KB	Output is correct
56	Correct	342 ms	35088 KB	Output is correct

Subtask #5
0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	344 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	0 ms	344 KB	Output is correct
7	Correct	0 ms	344 KB	Output is correct
8	Correct	1 ms	344 KB	Output is correct
9	Correct	0 ms	344 KB	Output is correct
10	Correct	0 ms	344 KB	Output is correct
11	Correct	0 ms	344 KB	Output is correct
12	Correct	0 ms	344 KB	Output is correct
13	Correct	0 ms	344 KB	Output is correct
14	Correct	0 ms	344 KB	Output is correct
15	Correct	0 ms	344 KB	Output is correct
16	Correct	0 ms	344 KB	Output is correct
17	Correct	0 ms	344 KB	Output is correct
18	Correct	0 ms	344 KB	Output is correct
19	Correct	0 ms	344 KB	Output is correct
20	Correct	0 ms	344 KB	Output is correct
21	Correct	0 ms	344 KB	Output is correct
22	Correct	0 ms	344 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	344 KB	Output is correct
25	Correct	0 ms	344 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct
27	Correct	5 ms	344 KB	Output is correct
28	Correct	5 ms	344 KB	Output is correct
29	Correct	8 ms	344 KB	Output is correct
30	Correct	6 ms	344 KB	Output is correct
31	Correct	5 ms	344 KB	Output is correct
32	Correct	5 ms	348 KB	Output is correct
33	Correct	5 ms	344 KB	Output is correct
34	Correct	5 ms	344 KB	Output is correct
35	Correct	38 ms	8784 KB	Output is correct
36	Correct	36 ms	8792 KB	Output is correct
37	Correct	35 ms	8784 KB	Output is correct
38	Correct	40 ms	8784 KB	Output is correct
39	Correct	38 ms	8792 KB	Output is correct
40	Correct	19 ms	4952 KB	Output is correct
41	Correct	18 ms	4952 KB	Output is correct
42	Correct	17 ms	3932 KB	Output is correct
43	Correct	17 ms	3928 KB	Output is correct
44	Correct	19 ms	4952 KB	Output is correct
45	Correct	18 ms	4952 KB	Output is correct
46	Correct	16 ms	4184 KB	Output is correct
47	Correct	17 ms	4184 KB	Output is correct
48	Correct	1578 ms	90192 KB	Output is correct
49	Correct	1527 ms	90316 KB	Output is correct
50	Correct	1543 ms	90196 KB	Output is correct
51	Correct	1436 ms	81700 KB	Output is correct
52	Correct	1055 ms	74276 KB	Output is correct
53	Correct	596 ms	52480 KB	Output is correct
54	Correct	414 ms	41204 KB	Output is correct
55	Correct	334 ms	40060 KB	Output is correct
56	Correct	342 ms	35088 KB	Output is correct
57	Runtime error	308 ms	262144 KB	Execution killed with signal 9
58	Halted	0 ms	0 KB	-

답안 #849311

Compilation message

Subtask #1 15.0 / 15.0

Subtask #2 30.0 / 30.0

Subtask #3 10.0 / 10.0

Subtask #4 25.0 / 25.0

Subtask #5 0 / 20.0

Subtask #1
15.0 / 15.0

Subtask #2
30.0 / 30.0

Subtask #3
10.0 / 10.0

Subtask #4
25.0 / 25.0

Subtask #5
0 / 20.0