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Submission #599414

# Submission time Handle Problem Language Result Execution time Memory
599414 2022-07-19T13:49:46 Z _petar_b Mutating DNA (IOI21_dna) C++17
100 / 100
 125 ms 9736 KB 
#include "dna.h"
#include <bits/stdc++.h>
#define MAXN 100010
#define pb push_back
#define ll long long
#define fi first
#define se second
#define mp make_pair

using namespace std;

int psum[3][3][MAXN], numofa[3][MAXN], numofb[3][MAXN];

int conv(char c)
{
    if (c == 'A') return 0;
    if (c == 'T') return 1;
    if (c == 'C') return 2;
}

void init(std::string a, std::string b)
{
    for (int i = 1; i <= a.size(); i++)
    {
        for (int j = 0; j < 3; j++)
        {
            numofa[j][i] = numofa[j][i-1];
            numofb[j][i] = numofb[j][i-1];
        }
        for (int j = 0; j < 3; j++)
            for (int p = 0; p < 3; p++)
                psum[j][p][i] = psum[j][p][i-1];
        psum[conv(a[i-1])][conv(b[i-1])][i]++;
        numofa[conv(a[i-1])][i]++;
        numofb[conv(b[i-1])][i]++;
    }
}

int get_distance(int x, int y)
{
    x++; y++;
    for (int i = 0; i < 3; i++)
    {
        if (numofa[i][y]-numofa[i][x-1] != numofb[i][y]-numofb[i][x-1])
            return -1;
    }
    int dist = 0;
    dist += min((psum[0][1][y]-psum[0][1][x-1]), (psum[1][0][y]-psum[1][0][x-1]));
    dist += min((psum[0][2][y]-psum[0][2][x-1]), (psum[2][0][y]-psum[2][0][x-1]));
    dist += min((psum[1][2][y]-psum[1][2][x-1]), (psum[2][1][y]-psum[2][1][x-1]));
    int diffAT, diffAC, diffTC;
    diffAT = abs((psum[0][1][y]-psum[0][1][x-1]) - (psum[1][0][y]-psum[1][0][x-1]));
    diffAC = abs((psum[0][2][y]-psum[0][2][x-1]) - (psum[2][0][y]-psum[2][0][x-1]));
    diffTC = abs((psum[1][2][y]-psum[1][2][x-1]) - (psum[2][1][y]-psum[2][1][x-1]));
    dist += (diffAT + diffAC + diffTC) / 3 * 2;
	return dist;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:23:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for (int i = 1; i <= a.size(); i++)
      |                     ~~^~~~~~~~~~~
dna.cpp: In function 'int conv(char)':
dna.cpp:19:1: warning: control reaches end of non-void function [-Wreturn-type]
   19 | }
      | ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 9332 KB Output is correct
2 Correct 49 ms 9372 KB Output is correct
3 Correct 40 ms 8784 KB Output is correct
4 Correct 36 ms 9336 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 304 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 7 ms 6868 KB Output is correct
5 Correct 7 ms 6868 KB Output is correct
6 Correct 6 ms 6880 KB Output is correct
7 Correct 8 ms 6484 KB Output is correct
8 Correct 6 ms 6868 KB Output is correct
9 Correct 6 ms 6884 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 304 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 7 ms 6868 KB Output is correct
5 Correct 7 ms 6868 KB Output is correct
6 Correct 6 ms 6880 KB Output is correct
7 Correct 8 ms 6484 KB Output is correct
8 Correct 6 ms 6868 KB Output is correct
9 Correct 6 ms 6884 KB Output is correct
10 Correct 39 ms 9332 KB Output is correct
11 Correct 37 ms 9336 KB Output is correct
12 Correct 39 ms 9320 KB Output is correct
13 Correct 38 ms 9492 KB Output is correct
14 Correct 125 ms 9720 KB Output is correct
15 Correct 37 ms 9648 KB Output is correct
16 Correct 38 ms 9248 KB Output is correct
17 Correct 75 ms 9364 KB Output is correct
18 Correct 52 ms 9652 KB Output is correct
19 Correct 50 ms 9176 KB Output is correct
20 Correct 32 ms 9364 KB Output is correct
21 Correct 73 ms 9588 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 304 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 7 ms 6868 KB Output is correct
5 Correct 7 ms 6868 KB Output is correct
6 Correct 6 ms 6880 KB Output is correct
7 Correct 8 ms 6484 KB Output is correct
8 Correct 6 ms 6868 KB Output is correct
9 Correct 6 ms 6884 KB Output is correct
10 Correct 5 ms 6428 KB Output is correct
11 Correct 6 ms 6884 KB Output is correct
12 Correct 9 ms 6484 KB Output is correct
13 Correct 6 ms 6840 KB Output is correct
14 Correct 6 ms 6844 KB Output is correct
15 Correct 6 ms 6880 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 9332 KB Output is correct
2 Correct 49 ms 9372 KB Output is correct
3 Correct 40 ms 8784 KB Output is correct
4 Correct 36 ms 9336 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 7 ms 6868 KB Output is correct
12 Correct 7 ms 6868 KB Output is correct
13 Correct 6 ms 6880 KB Output is correct
14 Correct 8 ms 6484 KB Output is correct
15 Correct 6 ms 6868 KB Output is correct
16 Correct 6 ms 6884 KB Output is correct
17 Correct 39 ms 9332 KB Output is correct
18 Correct 37 ms 9336 KB Output is correct
19 Correct 39 ms 9320 KB Output is correct
20 Correct 38 ms 9492 KB Output is correct
21 Correct 125 ms 9720 KB Output is correct
22 Correct 37 ms 9648 KB Output is correct
23 Correct 38 ms 9248 KB Output is correct
24 Correct 75 ms 9364 KB Output is correct
25 Correct 52 ms 9652 KB Output is correct
26 Correct 50 ms 9176 KB Output is correct
27 Correct 32 ms 9364 KB Output is correct
28 Correct 73 ms 9588 KB Output is correct
29 Correct 5 ms 6428 KB Output is correct
30 Correct 6 ms 6884 KB Output is correct
31 Correct 9 ms 6484 KB Output is correct
32 Correct 6 ms 6840 KB Output is correct
33 Correct 6 ms 6844 KB Output is correct
34 Correct 6 ms 6880 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 48 ms 8804 KB Output is correct
37 Correct 39 ms 9352 KB Output is correct
38 Correct 38 ms 9396 KB Output is correct
39 Correct 38 ms 9736 KB Output is correct
40 Correct 41 ms 9704 KB Output is correct
41 Correct 7 ms 6900 KB Output is correct
42 Correct 46 ms 9324 KB Output is correct
43 Correct 36 ms 9592 KB Output is correct
44 Correct 36 ms 9584 KB Output is correct
45 Correct 32 ms 9284 KB Output is correct
46 Correct 33 ms 9592 KB Output is correct
47 Correct 32 ms 9576 KB Output is correct