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Submission #437175

# Submission time Handle Problem Language Result Execution time Memory
437175 2021-06-26T01:24:09 Z flashhh Mutating DNA (IOI21_dna) C++17
100 / 100
 46 ms 5188 KB 
#include <bits/stdc++.h>
#define ll long long
#define pii pair<int,int>
#define tii tuple<int,int,int>
#define fi first
#define se second
#define bp __builtin_popcount
#define nmax 100010
#define pb emplace_back

int getbit(ll x,int y)
{
    return (x>>y)&1;
}
ll getoff(ll x,int y)
{
    return x^((1ll)<<y);
}

using namespace std;

struct node
{
    int AT,AC,TA,TC,CA,CT;
    node() {}
};

int n,q;
string a,b;
node pre[nmax];

void init(string aa,string bb)
{
    a=aa; b=bb;
    n=a.length();

    for (int i=0;i<n;++i)
    {
        pre[i]=pre[i-1];
        if (a[i]=='A')
        {
            if (b[i]=='C') ++pre[i].AC;
            else if (b[i]=='T') ++pre[i].AT;
        }
        else if (a[i]=='C')
        {
            if (b[i]=='A') ++pre[i].CA;
            else if (b[i]=='T') ++pre[i].CT;
        }
        else if (a[i]=='T')
        {
            if (b[i]=='A') ++pre[i].TA;
            else if (b[i]=='C') ++pre[i].TC;
        }
    }
}
int get_distance(int x,int y)
{
    int AC=pre[y].AC-pre[x-1].AC;
    int AT=pre[y].AT-pre[x-1].AT;

    int CA=pre[y].CA-pre[x-1].CA;
    int CT=pre[y].CT-pre[x-1].CT;
    int TA=pre[y].TA-pre[x-1].TA;
    int TC=pre[y].TC-pre[x-1].TC;

    if (AC+AT!=CA+TA) return -1;
    if (CA+CT!=AC+TC) return -1;
    if (TA+TC!=AT+CT) return -1;

    int ans1=AC+AT;

    if (AC>CA) ans1+=CT;
    else if (AT>TA) ans1+=TC;
    else ans1+=CT;

    int ans2=CA+CT;

    if (CA>AC) ans2+=AT;
    else if (CT>TC) ans2+=TA;
    else ans2+=AT;

    int ans3=TA+TC;

    if (TA>AT) ans3+=AC;
    else if (TC>CT) ans3+=CA;
    else ans3+=AC;

    int res=min({ans1,ans2,ans3});
    return res;
}

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 4676 KB Output is correct
2 Correct 40 ms 4676 KB Output is correct
3 Correct 39 ms 4468 KB Output is correct
4 Correct 40 ms 4800 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 5 ms 3276 KB Output is correct
5 Correct 5 ms 3316 KB Output is correct
6 Correct 5 ms 3404 KB Output is correct
7 Correct 4 ms 3172 KB Output is correct
8 Correct 4 ms 3404 KB Output is correct
9 Correct 3 ms 3404 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 5 ms 3276 KB Output is correct
5 Correct 5 ms 3316 KB Output is correct
6 Correct 5 ms 3404 KB Output is correct
7 Correct 4 ms 3172 KB Output is correct
8 Correct 4 ms 3404 KB Output is correct
9 Correct 3 ms 3404 KB Output is correct
10 Correct 39 ms 4736 KB Output is correct
11 Correct 41 ms 4676 KB Output is correct
12 Correct 42 ms 4904 KB Output is correct
13 Correct 40 ms 4920 KB Output is correct
14 Correct 46 ms 5056 KB Output is correct
15 Correct 39 ms 4968 KB Output is correct
16 Correct 37 ms 4904 KB Output is correct
17 Correct 38 ms 4932 KB Output is correct
18 Correct 40 ms 5132 KB Output is correct
19 Correct 37 ms 4900 KB Output is correct
20 Correct 38 ms 4936 KB Output is correct
21 Correct 38 ms 5184 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 5 ms 3276 KB Output is correct
5 Correct 5 ms 3316 KB Output is correct
6 Correct 5 ms 3404 KB Output is correct
7 Correct 4 ms 3172 KB Output is correct
8 Correct 4 ms 3404 KB Output is correct
9 Correct 3 ms 3404 KB Output is correct
10 Correct 4 ms 3148 KB Output is correct
11 Correct 5 ms 3404 KB Output is correct
12 Correct 5 ms 3148 KB Output is correct
13 Correct 5 ms 3404 KB Output is correct
14 Correct 5 ms 3404 KB Output is correct
15 Correct 4 ms 3432 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 4676 KB Output is correct
2 Correct 40 ms 4676 KB Output is correct
3 Correct 39 ms 4468 KB Output is correct
4 Correct 40 ms 4800 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 5 ms 3276 KB Output is correct
12 Correct 5 ms 3316 KB Output is correct
13 Correct 5 ms 3404 KB Output is correct
14 Correct 4 ms 3172 KB Output is correct
15 Correct 4 ms 3404 KB Output is correct
16 Correct 3 ms 3404 KB Output is correct
17 Correct 39 ms 4736 KB Output is correct
18 Correct 41 ms 4676 KB Output is correct
19 Correct 42 ms 4904 KB Output is correct
20 Correct 40 ms 4920 KB Output is correct
21 Correct 46 ms 5056 KB Output is correct
22 Correct 39 ms 4968 KB Output is correct
23 Correct 37 ms 4904 KB Output is correct
24 Correct 38 ms 4932 KB Output is correct
25 Correct 40 ms 5132 KB Output is correct
26 Correct 37 ms 4900 KB Output is correct
27 Correct 38 ms 4936 KB Output is correct
28 Correct 38 ms 5184 KB Output is correct
29 Correct 4 ms 3148 KB Output is correct
30 Correct 5 ms 3404 KB Output is correct
31 Correct 5 ms 3148 KB Output is correct
32 Correct 5 ms 3404 KB Output is correct
33 Correct 5 ms 3404 KB Output is correct
34 Correct 4 ms 3432 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 40 ms 4512 KB Output is correct
37 Correct 39 ms 4812 KB Output is correct
38 Correct 40 ms 4908 KB Output is correct
39 Correct 43 ms 5060 KB Output is correct
40 Correct 42 ms 5060 KB Output is correct
41 Correct 3 ms 3404 KB Output is correct
42 Correct 38 ms 4940 KB Output is correct
43 Correct 43 ms 5064 KB Output is correct
44 Correct 38 ms 5060 KB Output is correct
45 Correct 36 ms 4912 KB Output is correct
46 Correct 37 ms 5108 KB Output is correct
47 Correct 36 ms 5188 KB Output is correct