oj.uz

Submission #443301

# Submission time Handle Problem Language Result Execution time Memory
443301 2021-07-10T10:22:50 Z mario05092929 Mutating DNA (IOI21_dna) C++17
100 / 100
 78 ms 8684 KB 
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
string a,b;
int n;
int sumA[3][100005],sumB[3][100005];
int sum[3][3][100005]; // {A,C,T} -> {A,C,T}
int w[300];

void init(string A,string B) {
    a = " "+A, b = " "+B;
    n = a.length()-1;
    w['A'] = 0, w['C'] = 1, w['T'] = 2;
    for(int i = 1;i <= n;i++) {
        for(int j = 0;j < 3;j++) {
            sumA[j][i] += sumA[j][i-1];
            sumB[j][i] += sumB[j][i-1];
            for(int k = 0;k < 3;k++) {
                sum[j][k][i] += sum[j][k][i-1];
            }
        }
        sumA[w[a[i]]][i]++;
        sumB[w[b[i]]][i]++;
        sum[w[a[i]]][w[b[i]]][i]++;
    }
}

int s[3][3];

int Get(int x,int y) {
    return min(s[x][y],s[y][x]);
}

int get_distance(int x, int y) {
    x++, y++;
    for(int i = 0;i < 3;i++) {
        if(sumA[i][y]-sumA[i][x-1] != sumB[i][y]-sumB[i][x-1]) return -1;
    }
    for(int i = 0;i < 3;i++) {
        for(int j = 0;j < 3;j++) {
            s[i][j] = sum[i][j][y]-sum[i][j][x-1];
        }
    }
    int ans = 0,val;
    for(int i = 0;i < 3;i++) {
        val = min(s[i][(i+1)%3],s[(i+1)%3][i]);
        s[i][(i+1)%3] -= val, s[(i+1)%3][i] -= val;
        ans += val;
    }
    return ans+max({s[0][1],s[0][2],s[1][0],s[1][2],s[2][0],s[2][1]})*2;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:22:20: warning: array subscript has type 'char' [-Wchar-subscripts]
   22 |         sumA[w[a[i]]][i]++;
      |                    ^
dna.cpp:23:20: warning: array subscript has type 'char' [-Wchar-subscripts]
   23 |         sumB[w[b[i]]][i]++;
      |                    ^
dna.cpp:24:19: warning: array subscript has type 'char' [-Wchar-subscripts]
   24 |         sum[w[a[i]]][w[b[i]]][i]++;
      |                   ^
dna.cpp:24:28: warning: array subscript has type 'char' [-Wchar-subscripts]
   24 |         sum[w[a[i]]][w[b[i]]][i]++;
      |                            ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 53 ms 8260 KB Output is correct
2 Correct 53 ms 8240 KB Output is correct
3 Correct 65 ms 7704 KB Output is correct
4 Correct 53 ms 8256 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 0 ms 332 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 9 ms 6872 KB Output is correct
5 Correct 8 ms 6948 KB Output is correct
6 Correct 8 ms 6868 KB Output is correct
7 Correct 7 ms 6544 KB Output is correct
8 Correct 9 ms 6852 KB Output is correct
9 Correct 8 ms 6860 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 9 ms 6872 KB Output is correct
5 Correct 8 ms 6948 KB Output is correct
6 Correct 8 ms 6868 KB Output is correct
7 Correct 7 ms 6544 KB Output is correct
8 Correct 9 ms 6852 KB Output is correct
9 Correct 8 ms 6860 KB Output is correct
10 Correct 52 ms 8264 KB Output is correct
11 Correct 52 ms 8260 KB Output is correct
12 Correct 56 ms 8216 KB Output is correct
13 Correct 57 ms 8304 KB Output is correct
14 Correct 78 ms 8644 KB Output is correct
15 Correct 63 ms 8516 KB Output is correct
16 Correct 47 ms 8224 KB Output is correct
17 Correct 48 ms 8376 KB Output is correct
18 Correct 52 ms 8632 KB Output is correct
19 Correct 41 ms 8228 KB Output is correct
20 Correct 42 ms 8408 KB Output is correct
21 Correct 42 ms 8640 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 9 ms 6872 KB Output is correct
5 Correct 8 ms 6948 KB Output is correct
6 Correct 8 ms 6868 KB Output is correct
7 Correct 7 ms 6544 KB Output is correct
8 Correct 9 ms 6852 KB Output is correct
9 Correct 8 ms 6860 KB Output is correct
10 Correct 7 ms 6348 KB Output is correct
11 Correct 7 ms 6860 KB Output is correct
12 Correct 9 ms 6476 KB Output is correct
13 Correct 8 ms 6916 KB Output is correct
14 Correct 8 ms 6860 KB Output is correct
15 Correct 7 ms 6860 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 53 ms 8260 KB Output is correct
2 Correct 53 ms 8240 KB Output is correct
3 Correct 65 ms 7704 KB Output is correct
4 Correct 53 ms 8256 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 0 ms 332 KB Output is correct
7 Correct 0 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 9 ms 6872 KB Output is correct
12 Correct 8 ms 6948 KB Output is correct
13 Correct 8 ms 6868 KB Output is correct
14 Correct 7 ms 6544 KB Output is correct
15 Correct 9 ms 6852 KB Output is correct
16 Correct 8 ms 6860 KB Output is correct
17 Correct 52 ms 8264 KB Output is correct
18 Correct 52 ms 8260 KB Output is correct
19 Correct 56 ms 8216 KB Output is correct
20 Correct 57 ms 8304 KB Output is correct
21 Correct 78 ms 8644 KB Output is correct
22 Correct 63 ms 8516 KB Output is correct
23 Correct 47 ms 8224 KB Output is correct
24 Correct 48 ms 8376 KB Output is correct
25 Correct 52 ms 8632 KB Output is correct
26 Correct 41 ms 8228 KB Output is correct
27 Correct 42 ms 8408 KB Output is correct
28 Correct 42 ms 8640 KB Output is correct
29 Correct 7 ms 6348 KB Output is correct
30 Correct 7 ms 6860 KB Output is correct
31 Correct 9 ms 6476 KB Output is correct
32 Correct 8 ms 6916 KB Output is correct
33 Correct 8 ms 6860 KB Output is correct
34 Correct 7 ms 6860 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 52 ms 7712 KB Output is correct
37 Correct 55 ms 8260 KB Output is correct
38 Correct 58 ms 8236 KB Output is correct
39 Correct 78 ms 8560 KB Output is correct
40 Correct 69 ms 8616 KB Output is correct
41 Correct 8 ms 6832 KB Output is correct
42 Correct 48 ms 8224 KB Output is correct
43 Correct 53 ms 8648 KB Output is correct
44 Correct 50 ms 8684 KB Output is correct
45 Correct 41 ms 8308 KB Output is correct
46 Correct 47 ms 8636 KB Output is correct
47 Correct 56 ms 8644 KB Output is correct