oj.uz

Submission #442795

# Submission time Handle Problem Language Result Execution time Memory
442795 2021-07-09T06:07:26 Z baluteshih Mutating DNA (IOI21_dna) C++17
100 / 100
 53 ms 8196 KB 
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
#define X first
#define Y second
#define ALL(v) v.begin(), v.end()
#define pb push_back
#define SZ(a) ((int)a.size())

int num[256];
int prea[3][100005], preb[3][100005];
int atdiff[100005], ac[100005], tc[100005], ca[100005], ct[100005];

int get_sum(int *arr, int l, int r) {
    if (l == 0)
        return arr[r];
    return arr[r] - arr[l - 1];
}

void init(string a, string b) {
    int n = SZ(a);
    num['A'] = 0, num['T'] = 1, num['C'] = 2;
    for (int i = 0; i < n; ++i) {
        ++prea[num[int(a[i])]][i];
        ++preb[num[int(b[i])]][i];
        atdiff[i] = (a[i] != b[i] && a[i] != 'C' && b[i] != 'C');
        ac[i] = (a[i] == 'A' && b[i] == 'C');
        tc[i] = (a[i] == 'T' && b[i] == 'C');
        ca[i] = (a[i] == 'C' && b[i] == 'A');
        ct[i] = (a[i] == 'C' && b[i] == 'T');
    }
    for (int i = 1; i < n; ++i) {
        prea[0][i] += prea[0][i - 1];
        prea[1][i] += prea[1][i - 1];
        prea[2][i] += prea[2][i - 1];
        preb[0][i] += preb[0][i - 1];
        preb[1][i] += preb[1][i - 1];
        preb[2][i] += preb[2][i - 1];
        atdiff[i] += atdiff[i - 1];
        ac[i] += ac[i - 1];
        tc[i] += tc[i - 1];
        ca[i] += ca[i - 1];
        ct[i] += ct[i - 1];
    }
}

int get_distance(int x, int y) {
    if (get_sum(prea[0], x, y) != get_sum(preb[0], x, y)) {
        return -1;
    }
    if (get_sum(prea[1], x, y) != get_sum(preb[1], x, y)) {
        return -1;
    }
    if (get_sum(prea[2], x, y) != get_sum(preb[2], x, y)) {
        return -1;
    }
	int cd = get_sum(ac, x, y) + get_sum(tc, x, y);
    int once = min(get_sum(ac, x, y), get_sum(ca, x, y)) + min(get_sum(tc, x, y), get_sum(ct, x, y));
    return cd + (cd - once + get_sum(atdiff, x, y)) / 2;
}

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 6404 KB Output is correct
2 Correct 41 ms 6404 KB Output is correct
3 Correct 41 ms 6000 KB Output is correct
4 Correct 42 ms 7792 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 300 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 6 ms 5068 KB Output is correct
5 Correct 6 ms 5068 KB Output is correct
6 Correct 7 ms 5108 KB Output is correct
7 Correct 6 ms 4812 KB Output is correct
8 Correct 7 ms 5112 KB Output is correct
9 Correct 6 ms 5068 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 6 ms 5068 KB Output is correct
5 Correct 6 ms 5068 KB Output is correct
6 Correct 7 ms 5108 KB Output is correct
7 Correct 6 ms 4812 KB Output is correct
8 Correct 7 ms 5112 KB Output is correct
9 Correct 6 ms 5068 KB Output is correct
10 Correct 41 ms 6388 KB Output is correct
11 Correct 42 ms 6404 KB Output is correct
12 Correct 41 ms 6500 KB Output is correct
13 Correct 41 ms 6668 KB Output is correct
14 Correct 42 ms 6776 KB Output is correct
15 Correct 40 ms 6792 KB Output is correct
16 Correct 38 ms 6516 KB Output is correct
17 Correct 38 ms 6652 KB Output is correct
18 Correct 42 ms 6816 KB Output is correct
19 Correct 38 ms 6636 KB Output is correct
20 Correct 37 ms 6660 KB Output is correct
21 Correct 38 ms 6792 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 6 ms 5068 KB Output is correct
5 Correct 6 ms 5068 KB Output is correct
6 Correct 7 ms 5108 KB Output is correct
7 Correct 6 ms 4812 KB Output is correct
8 Correct 7 ms 5112 KB Output is correct
9 Correct 6 ms 5068 KB Output is correct
10 Correct 6 ms 4800 KB Output is correct
11 Correct 7 ms 5324 KB Output is correct
12 Correct 7 ms 5016 KB Output is correct
13 Correct 6 ms 5276 KB Output is correct
14 Correct 7 ms 5324 KB Output is correct
15 Correct 6 ms 5392 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 6404 KB Output is correct
2 Correct 41 ms 6404 KB Output is correct
3 Correct 41 ms 6000 KB Output is correct
4 Correct 42 ms 7792 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 300 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 6 ms 5068 KB Output is correct
12 Correct 6 ms 5068 KB Output is correct
13 Correct 7 ms 5108 KB Output is correct
14 Correct 6 ms 4812 KB Output is correct
15 Correct 7 ms 5112 KB Output is correct
16 Correct 6 ms 5068 KB Output is correct
17 Correct 41 ms 6388 KB Output is correct
18 Correct 42 ms 6404 KB Output is correct
19 Correct 41 ms 6500 KB Output is correct
20 Correct 41 ms 6668 KB Output is correct
21 Correct 42 ms 6776 KB Output is correct
22 Correct 40 ms 6792 KB Output is correct
23 Correct 38 ms 6516 KB Output is correct
24 Correct 38 ms 6652 KB Output is correct
25 Correct 42 ms 6816 KB Output is correct
26 Correct 38 ms 6636 KB Output is correct
27 Correct 37 ms 6660 KB Output is correct
28 Correct 38 ms 6792 KB Output is correct
29 Correct 6 ms 4800 KB Output is correct
30 Correct 7 ms 5324 KB Output is correct
31 Correct 7 ms 5016 KB Output is correct
32 Correct 6 ms 5276 KB Output is correct
33 Correct 7 ms 5324 KB Output is correct
34 Correct 6 ms 5392 KB Output is correct
35 Correct 0 ms 332 KB Output is correct
36 Correct 40 ms 7388 KB Output is correct
37 Correct 43 ms 7796 KB Output is correct
38 Correct 53 ms 7820 KB Output is correct
39 Correct 43 ms 8196 KB Output is correct
40 Correct 42 ms 8124 KB Output is correct
41 Correct 6 ms 5324 KB Output is correct
42 Correct 40 ms 7896 KB Output is correct
43 Correct 41 ms 8064 KB Output is correct
44 Correct 40 ms 8052 KB Output is correct
45 Correct 39 ms 7784 KB Output is correct
46 Correct 39 ms 8172 KB Output is correct
47 Correct 39 ms 8064 KB Output is correct