Submission #533122

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
533122	2022-03-04T21:48:26 Z	VodkaInTheJar	Mutating DNA (IOI21_dna)	C++17	100 / 100	42 ms	9740 KB

#include <bits/stdc++.h>
#include "dna.h"

using namespace std;

const int maxn = 1e5 + 3;

int get_code(char ch) {
    if (ch == 'A')
        return 0;

    if (ch == 'C')
        return 1;

    return 2;
}

int cnt[maxn][3][3], cnt1[maxn][3], cnt2[maxn][3];
void init(string a, string b) {
    for (int i = 0; i < (int)a.size(); i++) {
        for (int j = 0; j < 3; j++)
            for (int k = 0; k < 3; k++)
                cnt[i][j][k] = (i ? cnt[i-1][j][k] : 0);

        cnt[i][get_code(a[i])][get_code(b[i])]++;
        for (int j = 0; j < 3; j++) {
            cnt1[i][j] = (i ? cnt1[i - 1][j] : 0);
            cnt2[i][j] = (i ? cnt2[i - 1][j] : 0);
        }

        cnt1[i][get_code(a[i])]++;
        cnt2[i][get_code(b[i])]++;
    }
}

int temp[3][3];
int get_distance(int l, int r) {
    for (int i = 0; i < 3; i++)
        if (cnt1[r][i] - cnt1[l-1][i] != cnt2[r][i] - cnt2[l-1][i])
            return -1;

    for (int i = 0; i < 3; i++)
        for (int j = 0; j < 3; j++)
            temp[i][j] = cnt[r][i][j] - cnt[l-1][i][j];

    int ans = 0, left = r - l + 1;
    for (int i = 0; i < 3; i++)
        for (int j = i + 1; j < 3; j++) {
            int mins = min(temp[i][j], temp[j][i]);
            temp[i][j] -= mins;
            temp[j][i] -= mins;
            ans += mins;
            left -= mins * 2;
        }

    for (int i = 0; i < 3; i++)
        left -= temp[i][i];

    ans += left * 2 / 3;
    return ans;
}

/*
int main() {
    init("ATACAT", "ACTATA");
    cout << get_distance(4, 5) << endl;
}
 */

Subtask #1
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	33 ms	7948 KB	Output is correct
2	Correct	34 ms	9404 KB	Output is correct
3	Correct	35 ms	8740 KB	Output is correct
4	Correct	34 ms	9320 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	300 KB	Output is correct
7	Correct	1 ms	300 KB	Output is correct

Subtask #2
22.0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	300 KB	Output is correct
4	Correct	6 ms	6808 KB	Output is correct
5	Correct	6 ms	6860 KB	Output is correct
6	Correct	6 ms	6860 KB	Output is correct
7	Correct	6 ms	6420 KB	Output is correct
8	Correct	6 ms	6836 KB	Output is correct
9	Correct	5 ms	6860 KB	Output is correct

Subtask #3
13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	300 KB	Output is correct
4	Correct	6 ms	6808 KB	Output is correct
5	Correct	6 ms	6860 KB	Output is correct
6	Correct	6 ms	6860 KB	Output is correct
7	Correct	6 ms	6420 KB	Output is correct
8	Correct	6 ms	6836 KB	Output is correct
9	Correct	5 ms	6860 KB	Output is correct
10	Correct	41 ms	9272 KB	Output is correct
11	Correct	34 ms	9320 KB	Output is correct
12	Correct	40 ms	9388 KB	Output is correct
13	Correct	35 ms	9452 KB	Output is correct
14	Correct	35 ms	9740 KB	Output is correct
15	Correct	42 ms	9612 KB	Output is correct
16	Correct	32 ms	9168 KB	Output is correct
17	Correct	38 ms	9440 KB	Output is correct
18	Correct	32 ms	9600 KB	Output is correct
19	Correct	29 ms	9188 KB	Output is correct
20	Correct	31 ms	9332 KB	Output is correct
21	Correct	30 ms	9588 KB	Output is correct

Subtask #4
28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	0 ms	300 KB	Output is correct
4	Correct	6 ms	6808 KB	Output is correct
5	Correct	6 ms	6860 KB	Output is correct
6	Correct	6 ms	6860 KB	Output is correct
7	Correct	6 ms	6420 KB	Output is correct
8	Correct	6 ms	6836 KB	Output is correct
9	Correct	5 ms	6860 KB	Output is correct
10	Correct	7 ms	6348 KB	Output is correct
11	Correct	6 ms	6860 KB	Output is correct
12	Correct	6 ms	6476 KB	Output is correct
13	Correct	6 ms	6860 KB	Output is correct
14	Correct	6 ms	6860 KB	Output is correct
15	Correct	6 ms	6860 KB	Output is correct

Subtask #5
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	33 ms	7948 KB	Output is correct
2	Correct	34 ms	9404 KB	Output is correct
3	Correct	35 ms	8740 KB	Output is correct
4	Correct	34 ms	9320 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	300 KB	Output is correct
7	Correct	1 ms	300 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	0 ms	300 KB	Output is correct
11	Correct	6 ms	6808 KB	Output is correct
12	Correct	6 ms	6860 KB	Output is correct
13	Correct	6 ms	6860 KB	Output is correct
14	Correct	6 ms	6420 KB	Output is correct
15	Correct	6 ms	6836 KB	Output is correct
16	Correct	5 ms	6860 KB	Output is correct
17	Correct	41 ms	9272 KB	Output is correct
18	Correct	34 ms	9320 KB	Output is correct
19	Correct	40 ms	9388 KB	Output is correct
20	Correct	35 ms	9452 KB	Output is correct
21	Correct	35 ms	9740 KB	Output is correct
22	Correct	42 ms	9612 KB	Output is correct
23	Correct	32 ms	9168 KB	Output is correct
24	Correct	38 ms	9440 KB	Output is correct
25	Correct	32 ms	9600 KB	Output is correct
26	Correct	29 ms	9188 KB	Output is correct
27	Correct	31 ms	9332 KB	Output is correct
28	Correct	30 ms	9588 KB	Output is correct
29	Correct	7 ms	6348 KB	Output is correct
30	Correct	6 ms	6860 KB	Output is correct
31	Correct	6 ms	6476 KB	Output is correct
32	Correct	6 ms	6860 KB	Output is correct
33	Correct	6 ms	6860 KB	Output is correct
34	Correct	6 ms	6860 KB	Output is correct
35	Correct	1 ms	296 KB	Output is correct
36	Correct	36 ms	8724 KB	Output is correct
37	Correct	34 ms	9360 KB	Output is correct
38	Correct	36 ms	9356 KB	Output is correct
39	Correct	36 ms	9728 KB	Output is correct
40	Correct	35 ms	9696 KB	Output is correct
41	Correct	5 ms	6860 KB	Output is correct
42	Correct	33 ms	9244 KB	Output is correct
43	Correct	31 ms	9624 KB	Output is correct
44	Correct	32 ms	9584 KB	Output is correct
45	Correct	31 ms	9308 KB	Output is correct
46	Correct	31 ms	9600 KB	Output is correct
47	Correct	31 ms	9576 KB	Output is correct

Submission #533122

Compilation message

Subtask #1 21.0 / 21.0

Subtask #2 22.0 / 22.0

Subtask #3 13.0 / 13.0

Subtask #4 28.0 / 28.0

Subtask #5 16.0 / 16.0

Subtask #1
21.0 / 21.0

Subtask #2
22.0 / 22.0

Subtask #3
13.0 / 13.0

Subtask #4
28.0 / 28.0

Subtask #5
16.0 / 16.0