oj.uz

Submission #530882

# Submission time Handle Problem Language Result Execution time Memory
530882 2022-02-27T04:22:42 Z knon0501 Mutating DNA (IOI21_dna) C++17
100 / 100
 61 ms 9940 KB 
#include<bits/stdc++.h>
using namespace std;
int sa[100005][3];
int sb[100005][3];
int e[100005][3][3];
int c[200];
int n;
string a,b;
void init(std::string aa, std::string bb) {
	a=aa;
	b=bb;
	n=a.length();
	c['A']=0;
	c['T']=1;
	c['C']=2;
	for(int i=1 ; i<=n ; i++){
		sa[i][0]=sa[i-1][0];
		sb[i][0]=sb[i-1][0];
		sa[i][1]=sa[i-1][1];
		sb[i][1]=sb[i-1][1];
		sa[i][2]=sa[i-1][2];
		sb[i][2]=sb[i-1][2];
		sa[i][c[a[i-1]]]++;
		sb[i][c[b[i-1]]]++;
		for(int j=0 ; j<3 ; j++)
			for(int k=0 ; k<3 ; k++)
				e[i][j][k]=e[i-1][j][k];
		e[i][c[a[i-1]]][c[b[i-1]]]++;
	}
}

int get_distance(int x, int y) {
	x++;
	y++;
	for(int i=0 ; i<3 ; i++)
		if(sa[y][i]-sa[x-1][i]!=sb[y][i]-sb[x-1][i])return -1;

	int d[3][3]={0,};
	for(int i=0 ; i<3 ; i++)
		for(int j=0 ; j<3 ; j++)
			d[i][j]=e[y][i][j]-e[x-1][i][j];

	int ans=0;
	int cnt=0;
	for(int i=0 ; i<3 ; i++){
		for(int j=0 ; j<3 ; j++){
			int k=min(d[i][j],d[j][i]);
			d[i][j]-=k;
			if(i!=j)
				d[j][i]-=k;
			if(i!=j)
				ans+=k;
			cnt+=d[i][j];
		}
	}

	return ans+cnt*2/3;
}

Compilation message

dna.cpp: In function 'void init(std::string, std::string)':
dna.cpp:24:17: warning: array subscript has type 'char' [-Wchar-subscripts]
   24 |   sa[i][c[a[i-1]]]++;
      |                 ^
dna.cpp:25:17: warning: array subscript has type 'char' [-Wchar-subscripts]
   25 |   sb[i][c[b[i-1]]]++;
      |                 ^
dna.cpp:29:16: warning: array subscript has type 'char' [-Wchar-subscripts]
   29 |   e[i][c[a[i-1]]][c[b[i-1]]]++;
      |                ^
dna.cpp:29:27: warning: array subscript has type 'char' [-Wchar-subscripts]
   29 |   e[i][c[a[i-1]]][c[b[i-1]]]++;
      |                           ^

Subtask #1
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 8312 KB Output is correct
2 Correct 49 ms 9584 KB Output is correct
3 Correct 42 ms 9028 KB Output is correct
4 Correct 42 ms 9648 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 6 ms 6860 KB Output is correct
5 Correct 6 ms 7116 KB Output is correct
6 Correct 7 ms 7084 KB Output is correct
7 Correct 7 ms 6604 KB Output is correct
8 Correct 7 ms 7092 KB Output is correct
9 Correct 6 ms 7116 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 6 ms 6860 KB Output is correct
5 Correct 6 ms 7116 KB Output is correct
6 Correct 7 ms 7084 KB Output is correct
7 Correct 7 ms 6604 KB Output is correct
8 Correct 7 ms 7092 KB Output is correct
9 Correct 6 ms 7116 KB Output is correct
10 Correct 36 ms 9576 KB Output is correct
11 Correct 37 ms 9652 KB Output is correct
12 Correct 38 ms 9404 KB Output is correct
13 Correct 48 ms 9708 KB Output is correct
14 Correct 42 ms 9924 KB Output is correct
15 Correct 37 ms 9916 KB Output is correct
16 Correct 34 ms 9360 KB Output is correct
17 Correct 34 ms 9628 KB Output is correct
18 Correct 36 ms 9912 KB Output is correct
19 Correct 46 ms 9356 KB Output is correct
20 Correct 32 ms 9600 KB Output is correct
21 Correct 32 ms 9924 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 6 ms 6860 KB Output is correct
5 Correct 6 ms 7116 KB Output is correct
6 Correct 7 ms 7084 KB Output is correct
7 Correct 7 ms 6604 KB Output is correct
8 Correct 7 ms 7092 KB Output is correct
9 Correct 6 ms 7116 KB Output is correct
10 Correct 6 ms 6476 KB Output is correct
11 Correct 6 ms 7128 KB Output is correct
12 Correct 6 ms 6596 KB Output is correct
13 Correct 6 ms 7080 KB Output is correct
14 Correct 6 ms 7092 KB Output is correct
15 Correct 6 ms 7040 KB Output is correct

Subtask #5
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 8312 KB Output is correct
2 Correct 49 ms 9584 KB Output is correct
3 Correct 42 ms 9028 KB Output is correct
4 Correct 42 ms 9648 KB Output is correct
5 Correct 0 ms 300 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 6 ms 6860 KB Output is correct
12 Correct 6 ms 7116 KB Output is correct
13 Correct 7 ms 7084 KB Output is correct
14 Correct 7 ms 6604 KB Output is correct
15 Correct 7 ms 7092 KB Output is correct
16 Correct 6 ms 7116 KB Output is correct
17 Correct 36 ms 9576 KB Output is correct
18 Correct 37 ms 9652 KB Output is correct
19 Correct 38 ms 9404 KB Output is correct
20 Correct 48 ms 9708 KB Output is correct
21 Correct 42 ms 9924 KB Output is correct
22 Correct 37 ms 9916 KB Output is correct
23 Correct 34 ms 9360 KB Output is correct
24 Correct 34 ms 9628 KB Output is correct
25 Correct 36 ms 9912 KB Output is correct
26 Correct 46 ms 9356 KB Output is correct
27 Correct 32 ms 9600 KB Output is correct
28 Correct 32 ms 9924 KB Output is correct
29 Correct 6 ms 6476 KB Output is correct
30 Correct 6 ms 7128 KB Output is correct
31 Correct 6 ms 6596 KB Output is correct
32 Correct 6 ms 7080 KB Output is correct
33 Correct 6 ms 7092 KB Output is correct
34 Correct 6 ms 7040 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 46 ms 9008 KB Output is correct
37 Correct 37 ms 9648 KB Output is correct
38 Correct 39 ms 9616 KB Output is correct
39 Correct 61 ms 9916 KB Output is correct
40 Correct 40 ms 9940 KB Output is correct
41 Correct 6 ms 7092 KB Output is correct
42 Correct 36 ms 9480 KB Output is correct
43 Correct 36 ms 9904 KB Output is correct
44 Correct 44 ms 9892 KB Output is correct
45 Correct 33 ms 9496 KB Output is correct
46 Correct 32 ms 9936 KB Output is correct
47 Correct 40 ms 9912 KB Output is correct