Submission #437042

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
437042	2021-06-25T16:42:22 Z	MilosMilutinovic	Mutating DNA (IOI21_dna)	C++17	56 / 100	49 ms	5256 KB

dna

#include <bits/stdc++.h>

using namespace std;

const int N = 1e5 + 5;

int pref[N], cnt[2][N][3];
char c[3] = {'A', 'C', 'T'};

int get_distance(int l, int r) {
  ++l, ++r;
  for (int i = 0; i < 3; i++) {
    if ((cnt[0][r][i] - cnt[0][l - 1][i]) != (cnt[1][r][i] - cnt[1][l - 1][i])) {
      return -1;
    }
  }
  return (pref[r] - pref[l - 1] + 1) / 2;
}

void init(string a, string b) {
  int n = (int) a.size();
  for (int i = 0; i < n; i++) {
    pref[i + 1] = pref[i] + (a[i] != b[i] ? 1 : 0);
    for (int j = 0; j < 3; j++) {
      cnt[0][i + 1][j] += cnt[0][i][j];
      cnt[1][i + 1][j] += cnt[1][i][j];
      cnt[0][i + 1][j] += a[i] == c[j];
      cnt[1][i + 1][j] += b[i] == c[j];
    }
  }
}

Subtask #1

21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	42 ms	4816 KB	Output is correct
2	Correct	42 ms	4924 KB	Output is correct
3	Correct	44 ms	4592 KB	Output is correct
4	Correct	40 ms	4868 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct

Subtask #2

22.0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	6 ms	3528 KB	Output is correct
5	Correct	6 ms	3532 KB	Output is correct
6	Correct	4 ms	3532 KB	Output is correct
7	Correct	4 ms	3404 KB	Output is correct
8	Correct	4 ms	3532 KB	Output is correct
9	Correct	5 ms	3532 KB	Output is correct

Subtask #3

13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	6 ms	3528 KB	Output is correct
5	Correct	6 ms	3532 KB	Output is correct
6	Correct	4 ms	3532 KB	Output is correct
7	Correct	4 ms	3404 KB	Output is correct
8	Correct	4 ms	3532 KB	Output is correct
9	Correct	5 ms	3532 KB	Output is correct
10	Correct	38 ms	4872 KB	Output is correct
11	Correct	38 ms	4836 KB	Output is correct
12	Correct	38 ms	4940 KB	Output is correct
13	Correct	39 ms	5124 KB	Output is correct
14	Correct	39 ms	5240 KB	Output is correct
15	Correct	39 ms	5220 KB	Output is correct
16	Correct	44 ms	5100 KB	Output is correct
17	Correct	49 ms	5132 KB	Output is correct
18	Correct	36 ms	5248 KB	Output is correct
19	Correct	35 ms	5104 KB	Output is correct
20	Correct	37 ms	5116 KB	Output is correct
21	Correct	36 ms	5256 KB	Output is correct

Subtask #4

0.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	204 KB	Output is correct
2	Correct	1 ms	204 KB	Output is correct
3	Correct	1 ms	204 KB	Output is correct
4	Correct	6 ms	3528 KB	Output is correct
5	Correct	6 ms	3532 KB	Output is correct
6	Correct	4 ms	3532 KB	Output is correct
7	Correct	4 ms	3404 KB	Output is correct
8	Correct	4 ms	3532 KB	Output is correct
9	Correct	5 ms	3532 KB	Output is correct
10	Correct	4 ms	3276 KB	Output is correct
11	Correct	5 ms	3532 KB	Output is correct
12	Incorrect	4 ms	3404 KB	Output isn't correct
13	Halted	0 ms	0 KB	-

Subtask #5

0.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	42 ms	4816 KB	Output is correct
2	Correct	42 ms	4924 KB	Output is correct
3	Correct	44 ms	4592 KB	Output is correct
4	Correct	40 ms	4868 KB	Output is correct
5	Correct	1 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	1 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	1 ms	204 KB	Output is correct
10	Correct	1 ms	204 KB	Output is correct
11	Correct	6 ms	3528 KB	Output is correct
12	Correct	6 ms	3532 KB	Output is correct
13	Correct	4 ms	3532 KB	Output is correct
14	Correct	4 ms	3404 KB	Output is correct
15	Correct	4 ms	3532 KB	Output is correct
16	Correct	5 ms	3532 KB	Output is correct
17	Correct	38 ms	4872 KB	Output is correct
18	Correct	38 ms	4836 KB	Output is correct
19	Correct	38 ms	4940 KB	Output is correct
20	Correct	39 ms	5124 KB	Output is correct
21	Correct	39 ms	5240 KB	Output is correct
22	Correct	39 ms	5220 KB	Output is correct
23	Correct	44 ms	5100 KB	Output is correct
24	Correct	49 ms	5132 KB	Output is correct
25	Correct	36 ms	5248 KB	Output is correct
26	Correct	35 ms	5104 KB	Output is correct
27	Correct	37 ms	5116 KB	Output is correct
28	Correct	36 ms	5256 KB	Output is correct
29	Correct	4 ms	3276 KB	Output is correct
30	Correct	5 ms	3532 KB	Output is correct
31	Incorrect	4 ms	3404 KB	Output isn't correct
32	Halted	0 ms	0 KB	-