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Submission #657905

# Submission time Handle Problem Language Result Execution time Memory
657905 2022-11-11T16:41:00 Z benjaminkleyn Mutating DNA (IOI21_dna) C++17
100 / 100
 48 ms 6168 KB 
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,fma,bmi,bmi2")
#include <bits/stdc++.h>
using namespace std;

int n, pref[3][3][100001], cnt[3][3];
void init(string A, string B)
{
    n = A.size();
    for (int i = 0, a, b; i < n; i++)
    {
        for (a = 0; a < 3; a++)
            for (b = 0; b < 3; b++)
                pref[a][b][i + 1] = pref[a][b][i];
        a = (A[i] == 'C') + 2 * (A[i] == 'T');
        b = (B[i] == 'C') + 2 * (B[i] == 'T');
        pref[a][b][i + 1]++;
    }
}

int get_distance(int x, int y)
{
    for (int a = 0; a < 3; a++)
        for (int b = 0; b < 3; b++)
            cnt[a][b] = pref[a][b][y + 1] - pref[a][b][x];
    for (int i = 0; i < 3; i++)
        if (cnt[i][0] + cnt[i][1] + cnt[i][2] != cnt[0][i] + cnt[1][i] + cnt[2][i])
            return -1;
    return 2 * max(cnt[0][1], cnt[1][0]) - min(cnt[0][1], cnt[1][0]) + min(cnt[1][2], cnt[2][1]) + min(cnt[2][0], cnt[0][2]);
}

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 5644 KB Output is correct
2 Correct 43 ms 5632 KB Output is correct
3 Correct 35 ms 5332 KB Output is correct
4 Correct 32 ms 5668 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 4 ms 4308 KB Output is correct
5 Correct 5 ms 4308 KB Output is correct
6 Correct 4 ms 4308 KB Output is correct
7 Correct 3 ms 4052 KB Output is correct
8 Correct 3 ms 4308 KB Output is correct
9 Correct 4 ms 4308 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 4 ms 4308 KB Output is correct
5 Correct 5 ms 4308 KB Output is correct
6 Correct 4 ms 4308 KB Output is correct
7 Correct 3 ms 4052 KB Output is correct
8 Correct 3 ms 4308 KB Output is correct
9 Correct 4 ms 4308 KB Output is correct
10 Correct 35 ms 5604 KB Output is correct
11 Correct 36 ms 5644 KB Output is correct
12 Correct 32 ms 5784 KB Output is correct
13 Correct 40 ms 5808 KB Output is correct
14 Correct 34 ms 6024 KB Output is correct
15 Correct 32 ms 5892 KB Output is correct
16 Correct 33 ms 5704 KB Output is correct
17 Correct 43 ms 5896 KB Output is correct
18 Correct 43 ms 6124 KB Output is correct
19 Correct 31 ms 5792 KB Output is correct
20 Correct 31 ms 5892 KB Output is correct
21 Correct 29 ms 6044 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 4 ms 4308 KB Output is correct
5 Correct 5 ms 4308 KB Output is correct
6 Correct 4 ms 4308 KB Output is correct
7 Correct 3 ms 4052 KB Output is correct
8 Correct 3 ms 4308 KB Output is correct
9 Correct 4 ms 4308 KB Output is correct
10 Correct 4 ms 4052 KB Output is correct
11 Correct 4 ms 4320 KB Output is correct
12 Correct 4 ms 4052 KB Output is correct
13 Correct 4 ms 4308 KB Output is correct
14 Correct 3 ms 4308 KB Output is correct
15 Correct 4 ms 4308 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 5644 KB Output is correct
2 Correct 43 ms 5632 KB Output is correct
3 Correct 35 ms 5332 KB Output is correct
4 Correct 32 ms 5668 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 4 ms 4308 KB Output is correct
12 Correct 5 ms 4308 KB Output is correct
13 Correct 4 ms 4308 KB Output is correct
14 Correct 3 ms 4052 KB Output is correct
15 Correct 3 ms 4308 KB Output is correct
16 Correct 4 ms 4308 KB Output is correct
17 Correct 35 ms 5604 KB Output is correct
18 Correct 36 ms 5644 KB Output is correct
19 Correct 32 ms 5784 KB Output is correct
20 Correct 40 ms 5808 KB Output is correct
21 Correct 34 ms 6024 KB Output is correct
22 Correct 32 ms 5892 KB Output is correct
23 Correct 33 ms 5704 KB Output is correct
24 Correct 43 ms 5896 KB Output is correct
25 Correct 43 ms 6124 KB Output is correct
26 Correct 31 ms 5792 KB Output is correct
27 Correct 31 ms 5892 KB Output is correct
28 Correct 29 ms 6044 KB Output is correct
29 Correct 4 ms 4052 KB Output is correct
30 Correct 4 ms 4320 KB Output is correct
31 Correct 4 ms 4052 KB Output is correct
32 Correct 4 ms 4308 KB Output is correct
33 Correct 3 ms 4308 KB Output is correct
34 Correct 4 ms 4308 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 42 ms 5360 KB Output is correct
37 Correct 34 ms 5648 KB Output is correct
38 Correct 35 ms 5812 KB Output is correct
39 Correct 48 ms 6032 KB Output is correct
40 Correct 35 ms 6168 KB Output is correct
41 Correct 3 ms 4308 KB Output is correct
42 Correct 32 ms 5756 KB Output is correct
43 Correct 32 ms 6000 KB Output is correct
44 Correct 32 ms 5992 KB Output is correct
45 Correct 36 ms 5908 KB Output is correct
46 Correct 30 ms 6020 KB Output is correct
47 Correct 29 ms 6032 KB Output is correct