oj.uz

답안 #866116

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
866116 2023-10-25T12:43:43 Z Bula DNA 돌연변이 (IOI21_dna) C++17
100 / 100
 95 ms 23900 KB 
#include <bits/stdc++.h>
using namespace std;

const int N = 1e5 + 5;
int pref[N][5][5], cnt[N][5][5];

void init(string s, string t){
    int n = s.size();
    s = '.' + s;
    t = '.' + t;
    vector<int> a(n + 1), b(n + 1);
    for(int i = 1; i <= n; i++){
        if(s[i] == 'A'){
            a[i] = 1;
        }
        else if(s[i] == 'C'){
            a[i] = 2;
        }else a[i] = 3;

        if(t[i] == 'A'){
            b[i] = 1;
        }
        else if(t[i] == 'C'){
            b[i] = 2;
        }else b[i] = 3;
    }

    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= 3; j++){
            for(int k = 1; k <= 3; k++){
                pref[i][j][k] = pref[i - 1][j][k];
                cnt[i][j][k] = cnt[i - 1][j][k];
            }
        }
        cnt[i][a[i]][1]++;
        cnt[i][b[i]][2]++;
        pref[i][a[i]][b[i]]++;
    }
}


int get_distance(int l, int r){
    l++;r++;
    for(int i = 1; i <= 3; i++){
        int a = cnt[r][i][1] - cnt[l - 1][i][1];
        int b = cnt[r][i][2] - cnt[l - 1][i][2];
        if(a != b) return -1;
    }
    int ans = 0;
    map< pair<int, int>, int> mp;
    for(int i = 1; i <= 3; i++){
        for(int j = 1; j <= 3; j++){
            int a = pref[r][i][j] - pref[l - 1][i][j];
            mp[{i, j}] = a;
        }
    }
    for(int i = 1; i <= 3; i++){
        for(int j = i + 1; j <= 3; j++){
            int mn = min(mp[{i, j}], mp[{j, i}]);
            ans += mn;
            mp[{i, j}] -= mn;
            mp[{j, i}] -= mn;
        }
    }
    int cnt = 0;
    for(int i = 1; i <= 3; i++){
        for(int j = 1; j <= 3; j++){
            if(i == j) continue;
            cnt += mp[{i, j}];
        }
    }
    ans += (2 * cnt) / 3;
    return ans;
}

Subtask #1
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 72 ms 23636 KB Output is correct
2 Correct 74 ms 23900 KB Output is correct
3 Correct 78 ms 22100 KB Output is correct
4 Correct 78 ms 23888 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct

Subtask #2
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 7 ms 21340 KB Output is correct
5 Correct 6 ms 21596 KB Output is correct
6 Correct 8 ms 21312 KB Output is correct
7 Correct 5 ms 20056 KB Output is correct
8 Correct 6 ms 21596 KB Output is correct
9 Correct 6 ms 21596 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 7 ms 21340 KB Output is correct
5 Correct 6 ms 21596 KB Output is correct
6 Correct 8 ms 21312 KB Output is correct
7 Correct 5 ms 20056 KB Output is correct
8 Correct 6 ms 21596 KB Output is correct
9 Correct 6 ms 21596 KB Output is correct
10 Correct 74 ms 23580 KB Output is correct
11 Correct 76 ms 23888 KB Output is correct
12 Correct 74 ms 22424 KB Output is correct
13 Correct 95 ms 22964 KB Output is correct
14 Correct 80 ms 23896 KB Output is correct
15 Correct 77 ms 23880 KB Output is correct
16 Correct 74 ms 22352 KB Output is correct
17 Correct 73 ms 22876 KB Output is correct
18 Correct 74 ms 23888 KB Output is correct
19 Correct 68 ms 22352 KB Output is correct
20 Correct 74 ms 22716 KB Output is correct
21 Correct 70 ms 23900 KB Output is correct

Subtask #4
28.0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 7 ms 21340 KB Output is correct
5 Correct 6 ms 21596 KB Output is correct
6 Correct 8 ms 21312 KB Output is correct
7 Correct 5 ms 20056 KB Output is correct
8 Correct 6 ms 21596 KB Output is correct
9 Correct 6 ms 21596 KB Output is correct
10 Correct 5 ms 19800 KB Output is correct
11 Correct 6 ms 21596 KB Output is correct
12 Correct 5 ms 20060 KB Output is correct
13 Correct 6 ms 21476 KB Output is correct
14 Correct 7 ms 21592 KB Output is correct
15 Correct 6 ms 21596 KB Output is correct

Subtask #5
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 72 ms 23636 KB Output is correct
2 Correct 74 ms 23900 KB Output is correct
3 Correct 78 ms 22100 KB Output is correct
4 Correct 78 ms 23888 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 7 ms 21340 KB Output is correct
12 Correct 6 ms 21596 KB Output is correct
13 Correct 8 ms 21312 KB Output is correct
14 Correct 5 ms 20056 KB Output is correct
15 Correct 6 ms 21596 KB Output is correct
16 Correct 6 ms 21596 KB Output is correct
17 Correct 74 ms 23580 KB Output is correct
18 Correct 76 ms 23888 KB Output is correct
19 Correct 74 ms 22424 KB Output is correct
20 Correct 95 ms 22964 KB Output is correct
21 Correct 80 ms 23896 KB Output is correct
22 Correct 77 ms 23880 KB Output is correct
23 Correct 74 ms 22352 KB Output is correct
24 Correct 73 ms 22876 KB Output is correct
25 Correct 74 ms 23888 KB Output is correct
26 Correct 68 ms 22352 KB Output is correct
27 Correct 74 ms 22716 KB Output is correct
28 Correct 70 ms 23900 KB Output is correct
29 Correct 5 ms 19800 KB Output is correct
30 Correct 6 ms 21596 KB Output is correct
31 Correct 5 ms 20060 KB Output is correct
32 Correct 6 ms 21476 KB Output is correct
33 Correct 7 ms 21592 KB Output is correct
34 Correct 6 ms 21596 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 70 ms 22000 KB Output is correct
37 Correct 74 ms 23892 KB Output is correct
38 Correct 76 ms 22620 KB Output is correct
39 Correct 82 ms 23900 KB Output is correct
40 Correct 75 ms 23892 KB Output is correct
41 Correct 6 ms 21592 KB Output is correct
42 Correct 88 ms 22552 KB Output is correct
43 Correct 71 ms 23752 KB Output is correct
44 Correct 71 ms 23892 KB Output is correct
45 Correct 68 ms 22468 KB Output is correct
46 Correct 69 ms 23900 KB Output is correct
47 Correct 69 ms 23744 KB Output is correct