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Submission #684806

# Submission time Handle Problem Language Result Execution time Memory
684806 2023-01-22T13:39:22 Z acceptify Mutating DNA (IOI21_dna) C++17
100 / 100
 55 ms 17588 KB 
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;

const int mxn = 1e5 + 5;

int mp[205], cnta[mxn][5], cntb[mxn][5], mutate[mxn][5][5];

void init(string a, string b) {
    mp['A'] = 0, mp['T'] = 1, mp['C'] = 2;
    a = " " + a, b = " " + b;
    for (int i = 1; i < a.length(); i++) {
        for (int j = 0; j < 3; j++) {
            cnta[i][j] = cnta[i - 1][j];
            cntb[i][j] = cntb[i - 1][j];
            for (int k = 0; k < 3; k++) mutate[i][j][k] = mutate[i - 1][j][k];
        }
        cnta[i][mp[a[i]]]++;
        cntb[i][mp[b[i]]]++;
        if (a[i] != b[i]) mutate[i][mp[a[i]]][mp[b[i]]]++;
    }
}

int get_distance(int x, int y) {
    y++;
    for (int i = 0; i < 3; i++) if (cnta[y][i] - cnta[x][i] != cntb[y][i] - cntb[x][i]) return -1;
    int a = mutate[y][0][1] - mutate[x][0][1];
    int b = mutate[y][1][0] - mutate[x][1][0];
    int c = mutate[y][0][2] - mutate[x][0][2];
    int d = mutate[y][2][0] - mutate[x][2][0];
    int e = mutate[y][1][2] - mutate[x][1][2];
    int f = mutate[y][2][1] - mutate[x][2][1];
    return min(a, b) + min(c, d) + min(e, f) + (abs(a - b) + abs(c - d) + abs(e - f)) * 2 / 3;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:12:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |     for (int i = 1; i < a.length(); i++) {
      |                     ~~^~~~~~~~~~~~
dna.cpp:18:24: warning: array subscript has type 'char' [-Wchar-subscripts]
   18 |         cnta[i][mp[a[i]]]++;
      |                        ^
dna.cpp:19:24: warning: array subscript has type 'char' [-Wchar-subscripts]
   19 |         cntb[i][mp[b[i]]]++;
      |                        ^
dna.cpp:20:44: warning: array subscript has type 'char' [-Wchar-subscripts]
   20 |         if (a[i] != b[i]) mutate[i][mp[a[i]]][mp[b[i]]]++;
      |                                            ^
dna.cpp:20:54: warning: array subscript has type 'char' [-Wchar-subscripts]
   20 |         if (a[i] != b[i]) mutate[i][mp[a[i]]][mp[b[i]]]++;
      |                                                      ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 53 ms 17100 KB Output is correct
2 Correct 48 ms 17248 KB Output is correct
3 Correct 41 ms 15908 KB Output is correct
4 Correct 42 ms 17264 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 9 ms 14804 KB Output is correct
5 Correct 9 ms 14932 KB Output is correct
6 Correct 10 ms 14804 KB Output is correct
7 Correct 9 ms 13892 KB Output is correct
8 Correct 9 ms 14912 KB Output is correct
9 Correct 10 ms 14892 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 9 ms 14804 KB Output is correct
5 Correct 9 ms 14932 KB Output is correct
6 Correct 10 ms 14804 KB Output is correct
7 Correct 9 ms 13892 KB Output is correct
8 Correct 9 ms 14912 KB Output is correct
9 Correct 10 ms 14892 KB Output is correct
10 Correct 43 ms 17020 KB Output is correct
11 Correct 41 ms 17280 KB Output is correct
12 Correct 41 ms 16484 KB Output is correct
13 Correct 41 ms 16956 KB Output is correct
14 Correct 41 ms 17548 KB Output is correct
15 Correct 55 ms 17476 KB Output is correct
16 Correct 39 ms 16476 KB Output is correct
17 Correct 39 ms 16824 KB Output is correct
18 Correct 38 ms 17464 KB Output is correct
19 Correct 34 ms 16456 KB Output is correct
20 Correct 35 ms 16832 KB Output is correct
21 Correct 34 ms 17476 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 9 ms 14804 KB Output is correct
5 Correct 9 ms 14932 KB Output is correct
6 Correct 10 ms 14804 KB Output is correct
7 Correct 9 ms 13892 KB Output is correct
8 Correct 9 ms 14912 KB Output is correct
9 Correct 10 ms 14892 KB Output is correct
10 Correct 8 ms 13632 KB Output is correct
11 Correct 11 ms 14908 KB Output is correct
12 Correct 8 ms 14016 KB Output is correct
13 Correct 10 ms 14788 KB Output is correct
14 Correct 9 ms 14932 KB Output is correct
15 Correct 11 ms 14948 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 53 ms 17100 KB Output is correct
2 Correct 48 ms 17248 KB Output is correct
3 Correct 41 ms 15908 KB Output is correct
4 Correct 42 ms 17264 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 304 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 9 ms 14804 KB Output is correct
12 Correct 9 ms 14932 KB Output is correct
13 Correct 10 ms 14804 KB Output is correct
14 Correct 9 ms 13892 KB Output is correct
15 Correct 9 ms 14912 KB Output is correct
16 Correct 10 ms 14892 KB Output is correct
17 Correct 43 ms 17020 KB Output is correct
18 Correct 41 ms 17280 KB Output is correct
19 Correct 41 ms 16484 KB Output is correct
20 Correct 41 ms 16956 KB Output is correct
21 Correct 41 ms 17548 KB Output is correct
22 Correct 55 ms 17476 KB Output is correct
23 Correct 39 ms 16476 KB Output is correct
24 Correct 39 ms 16824 KB Output is correct
25 Correct 38 ms 17464 KB Output is correct
26 Correct 34 ms 16456 KB Output is correct
27 Correct 35 ms 16832 KB Output is correct
28 Correct 34 ms 17476 KB Output is correct
29 Correct 8 ms 13632 KB Output is correct
30 Correct 11 ms 14908 KB Output is correct
31 Correct 8 ms 14016 KB Output is correct
32 Correct 10 ms 14788 KB Output is correct
33 Correct 9 ms 14932 KB Output is correct
34 Correct 11 ms 14948 KB Output is correct
35 Correct 1 ms 212 KB Output is correct
36 Correct 41 ms 15964 KB Output is correct
37 Correct 42 ms 17224 KB Output is correct
38 Correct 41 ms 16700 KB Output is correct
39 Correct 42 ms 17552 KB Output is correct
40 Correct 45 ms 17588 KB Output is correct
41 Correct 9 ms 14932 KB Output is correct
42 Correct 47 ms 16560 KB Output is correct
43 Correct 39 ms 17500 KB Output is correct
44 Correct 39 ms 17476 KB Output is correct
45 Correct 34 ms 16644 KB Output is correct
46 Correct 38 ms 17520 KB Output is correct
47 Correct 37 ms 17476 KB Output is correct