oj.uz

Submission #585372

# Submission time Handle Problem Language Result Execution time Memory
585372 2022-06-28T18:17:17 Z krit3379 Mutating DNA (IOI21_dna) C++17
100 / 100
 45 ms 9708 KB 
#include<bits/stdc++.h>
using namespace std;
#define N 100005
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")

int cnt[2][3][N],dp[9][N];
map<char,int> mp;

void init(string a, string b){
    int i,j;
    mp['A']=0;
    mp['C']=1;
    mp['T']=2;
    a=' '+a;
    b=' '+b;
    for(i=1;i<a.size();i++){
        for(j=0;j<3;j++)cnt[0][j][i]=cnt[0][j][i-1];
        cnt[0][mp[a[i]]][i]++;
    }
    for(i=1;i<b.size();i++){
        for(j=0;j<3;j++)cnt[1][j][i]=cnt[1][j][i-1];
        cnt[1][mp[b[i]]][i]++;
    }
    for(i=1;i<a.size();i++){
        for(j=0;j<9;j++)dp[j][i]=dp[j][i-1];
        dp[mp[a[i]]*3+mp[b[i]]][i]++;
    }
}

int get_distance(int x,int y){
    int i,j,a,b,mi,sum=0,ans=0;
    x++,y++;
    for(i=0;i<3;i++)if(cnt[0][i][y]-cnt[0][i][x-1]!=cnt[1][i][y]-cnt[1][i][x-1])return -1;
    for(i=0;i<3;i++)for(j=i+1;j<3;j++){
        a=i*3+j;
        b=j*3+i;
        mi=min(dp[a][y]-dp[a][x-1],dp[b][y]-dp[b][x-1]);
        ans+=mi;
        sum+=dp[a][y]-dp[a][x-1]+dp[b][y]-dp[b][x-1];
    }
    return ans+(sum-2*ans)/3*2;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:17:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for(i=1;i<a.size();i++){
      |             ~^~~~~~~~~
dna.cpp:21:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(i=1;i<b.size();i++){
      |             ~^~~~~~~~~
dna.cpp:25:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |     for(i=1;i<a.size();i++){
      |             ~^~~~~~~~~

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 8016 KB Output is correct
2 Correct 35 ms 8020 KB Output is correct
3 Correct 41 ms 7472 KB Output is correct
4 Correct 36 ms 8016 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 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 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 8 ms 6740 KB Output is correct
5 Correct 9 ms 6740 KB Output is correct
6 Correct 8 ms 6740 KB Output is correct
7 Correct 8 ms 6612 KB Output is correct
8 Correct 8 ms 7008 KB Output is correct
9 Correct 7 ms 7012 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 8 ms 6740 KB Output is correct
5 Correct 9 ms 6740 KB Output is correct
6 Correct 8 ms 6740 KB Output is correct
7 Correct 8 ms 6612 KB Output is correct
8 Correct 8 ms 7008 KB Output is correct
9 Correct 7 ms 7012 KB Output is correct
10 Correct 37 ms 8952 KB Output is correct
11 Correct 38 ms 8908 KB Output is correct
12 Correct 38 ms 8896 KB Output is correct
13 Correct 42 ms 9012 KB Output is correct
14 Correct 39 ms 9284 KB Output is correct
15 Correct 39 ms 9168 KB Output is correct
16 Correct 36 ms 8932 KB Output is correct
17 Correct 37 ms 9020 KB Output is correct
18 Correct 35 ms 9248 KB Output is correct
19 Correct 32 ms 8892 KB Output is correct
20 Correct 34 ms 9012 KB Output is correct
21 Correct 35 ms 9256 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 8 ms 6740 KB Output is correct
5 Correct 9 ms 6740 KB Output is correct
6 Correct 8 ms 6740 KB Output is correct
7 Correct 8 ms 6612 KB Output is correct
8 Correct 8 ms 7008 KB Output is correct
9 Correct 7 ms 7012 KB Output is correct
10 Correct 8 ms 6484 KB Output is correct
11 Correct 11 ms 6996 KB Output is correct
12 Correct 8 ms 6612 KB Output is correct
13 Correct 9 ms 6996 KB Output is correct
14 Correct 9 ms 7044 KB Output is correct
15 Correct 7 ms 7048 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 36 ms 8016 KB Output is correct
2 Correct 35 ms 8020 KB Output is correct
3 Correct 41 ms 7472 KB Output is correct
4 Correct 36 ms 8016 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 8 ms 6740 KB Output is correct
12 Correct 9 ms 6740 KB Output is correct
13 Correct 8 ms 6740 KB Output is correct
14 Correct 8 ms 6612 KB Output is correct
15 Correct 8 ms 7008 KB Output is correct
16 Correct 7 ms 7012 KB Output is correct
17 Correct 37 ms 8952 KB Output is correct
18 Correct 38 ms 8908 KB Output is correct
19 Correct 38 ms 8896 KB Output is correct
20 Correct 42 ms 9012 KB Output is correct
21 Correct 39 ms 9284 KB Output is correct
22 Correct 39 ms 9168 KB Output is correct
23 Correct 36 ms 8932 KB Output is correct
24 Correct 37 ms 9020 KB Output is correct
25 Correct 35 ms 9248 KB Output is correct
26 Correct 32 ms 8892 KB Output is correct
27 Correct 34 ms 9012 KB Output is correct
28 Correct 35 ms 9256 KB Output is correct
29 Correct 8 ms 6484 KB Output is correct
30 Correct 11 ms 6996 KB Output is correct
31 Correct 8 ms 6612 KB Output is correct
32 Correct 9 ms 6996 KB Output is correct
33 Correct 9 ms 7044 KB Output is correct
34 Correct 7 ms 7048 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 39 ms 8844 KB Output is correct
37 Correct 38 ms 9384 KB Output is correct
38 Correct 38 ms 9360 KB Output is correct
39 Correct 39 ms 9708 KB Output is correct
40 Correct 38 ms 9704 KB Output is correct
41 Correct 7 ms 6996 KB Output is correct
42 Correct 37 ms 9268 KB Output is correct
43 Correct 45 ms 9604 KB Output is correct
44 Correct 36 ms 9664 KB Output is correct
45 Correct 34 ms 9320 KB Output is correct
46 Correct 32 ms 9584 KB Output is correct
47 Correct 33 ms 9600 KB Output is correct