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Submission #848363

# Submission time Handle Problem Language Result Execution time Memory
848363 2023-09-12T09:12:48 Z toma_ariciu Mutating DNA (IOI21_dna) C++17
100 / 100
 32 ms 10988 KB 
#include <string>
#include <iostream>

using namespace std;

const int maxN = 100005;
int n, v1[maxN], v2[maxN], sp[maxN][10], sp1[maxN][3], sp2[maxN][3];

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

void initString(string s, int v[], int sp[maxN][3]) {
    for (int i = 1; i <= n; i++) {
        v[i] = getCode(s[i - 1]);
        for (int j = 0; j < 3; j++) {
            sp[i][j] = sp[i - 1][j];
        }
        sp[i][v[i]]++;
    }
}


void init(string a, string b) {
    n = (int) a.size();
    initString(a, v1, sp1);
    initString(b, v2, sp2);
    for (int i = 1; i <= n; i++) {
        int code = v1[i] * 3 + v2[i];
        for (int j = 0; j < 9; j++) {
            sp[i][j] = sp[i - 1][j];
        }
        sp[i][code]++;
    }
}

/// AC = 1
/// AT = 2
/// CA = 3
/// CT = 5
/// TA = 6
/// TC = 7

int get_distance(int x, int y) {
    y++;
    for (int j = 0; j < 3; j++) {
        if ((sp1[y][j] - sp1[x][j]) != (sp2[y][j] - sp2[x][j])) {
            return -1;
        }
    }
    int AC = sp[y][1] - sp[x][1];
    int AT = sp[y][2] - sp[x][2];
    int CA = sp[y][3] - sp[x][3];
    int CT = sp[y][5] - sp[x][5];
    int TA = sp[y][6] - sp[x][6];
    int TC = sp[y][7] - sp[x][7];
    int min1 = min(AC, CA), min2 = min(AT, TA), min3 = min(CT, TC);
    int ans = min1 + min2 + min3;
    AC -= min1; CA -= min1;
    AT -= min2; TA -= min2;
    CT -= min3; TC -= min3;
    ans += 2 * (AC + CA);
    return ans;
}

Compilation message

dna.cpp: In function 'int getCode(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 27 ms 9296 KB Output is correct
2 Correct 26 ms 9296 KB Output is correct
3 Correct 26 ms 9168 KB Output is correct
4 Correct 27 ms 10668 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 4 ms 8028 KB Output is correct
5 Correct 4 ms 8024 KB Output is correct
6 Correct 4 ms 8024 KB Output is correct
7 Correct 4 ms 8024 KB Output is correct
8 Correct 5 ms 8024 KB Output is correct
9 Correct 4 ms 8024 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 4 ms 8028 KB Output is correct
5 Correct 4 ms 8024 KB Output is correct
6 Correct 4 ms 8024 KB Output is correct
7 Correct 4 ms 8024 KB Output is correct
8 Correct 5 ms 8024 KB Output is correct
9 Correct 4 ms 8024 KB Output is correct
10 Correct 27 ms 9308 KB Output is correct
11 Correct 27 ms 9308 KB Output is correct
12 Correct 27 ms 9416 KB Output is correct
13 Correct 28 ms 9400 KB Output is correct
14 Correct 30 ms 9656 KB Output is correct
15 Correct 27 ms 9444 KB Output is correct
16 Correct 26 ms 9412 KB Output is correct
17 Correct 27 ms 9400 KB Output is correct
18 Correct 27 ms 9644 KB Output is correct
19 Correct 27 ms 9416 KB Output is correct
20 Correct 26 ms 9664 KB Output is correct
21 Correct 27 ms 9652 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 4 ms 8028 KB Output is correct
5 Correct 4 ms 8024 KB Output is correct
6 Correct 4 ms 8024 KB Output is correct
7 Correct 4 ms 8024 KB Output is correct
8 Correct 5 ms 8024 KB Output is correct
9 Correct 4 ms 8024 KB Output is correct
10 Correct 4 ms 7768 KB Output is correct
11 Correct 4 ms 8280 KB Output is correct
12 Correct 4 ms 8024 KB Output is correct
13 Correct 4 ms 8280 KB Output is correct
14 Correct 5 ms 8280 KB Output is correct
15 Correct 4 ms 8280 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 9296 KB Output is correct
2 Correct 26 ms 9296 KB Output is correct
3 Correct 26 ms 9168 KB Output is correct
4 Correct 27 ms 10668 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2392 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 4 ms 8028 KB Output is correct
12 Correct 4 ms 8024 KB Output is correct
13 Correct 4 ms 8024 KB Output is correct
14 Correct 4 ms 8024 KB Output is correct
15 Correct 5 ms 8024 KB Output is correct
16 Correct 4 ms 8024 KB Output is correct
17 Correct 27 ms 9308 KB Output is correct
18 Correct 27 ms 9308 KB Output is correct
19 Correct 27 ms 9416 KB Output is correct
20 Correct 28 ms 9400 KB Output is correct
21 Correct 30 ms 9656 KB Output is correct
22 Correct 27 ms 9444 KB Output is correct
23 Correct 26 ms 9412 KB Output is correct
24 Correct 27 ms 9400 KB Output is correct
25 Correct 27 ms 9644 KB Output is correct
26 Correct 27 ms 9416 KB Output is correct
27 Correct 26 ms 9664 KB Output is correct
28 Correct 27 ms 9652 KB Output is correct
29 Correct 4 ms 7768 KB Output is correct
30 Correct 4 ms 8280 KB Output is correct
31 Correct 4 ms 8024 KB Output is correct
32 Correct 4 ms 8280 KB Output is correct
33 Correct 5 ms 8280 KB Output is correct
34 Correct 4 ms 8280 KB Output is correct
35 Correct 1 ms 2392 KB Output is correct
36 Correct 32 ms 10392 KB Output is correct
37 Correct 27 ms 10668 KB Output is correct
38 Correct 28 ms 10904 KB Output is correct
39 Correct 28 ms 10988 KB Output is correct
40 Correct 28 ms 10928 KB Output is correct
41 Correct 4 ms 8280 KB Output is correct
42 Correct 27 ms 10688 KB Output is correct
43 Correct 27 ms 10924 KB Output is correct
44 Correct 27 ms 10924 KB Output is correct
45 Correct 27 ms 10684 KB Output is correct
46 Correct 26 ms 10924 KB Output is correct
47 Correct 27 ms 10932 KB Output is correct