Submission #981530

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
981530	2024-05-13T09:56:19 Z	faqinyeager	Mutating DNA (IOI21_dna)	C++17	56 / 100	28 ms	5664 KB

dna

#include "dna.h"
#include <bits/stdc++.h>

int n, a_cnt, b_cnt;
int asum[100050][3], bsum[100050][3];
int cnt[100050];

void init(std::string a, std::string b){
	n = (int)a.size();
	for(int i = 0; i < n; i++){
		if(a[i] == 'A') asum[i][0] ++;
		else if(a[i] == 'C') asum[i][1] ++;
		else asum[i][2]++;

		if(b[i] == 'A') bsum[i][0] ++;
		else if(b[i] == 'C') bsum[i][1] ++;
		else bsum[i][2]++;
	}
	for(int i = 1; i < n; i++){
		for(int j = 0; j < 3; j++){
			asum[i][j] += asum[i - 1][j];
			bsum[i][j] += bsum[i - 1][j]; 
		}
	}
	for(int i = 0; i < n; i++){
		if(a[i] != b[i]) cnt[i] = 1;
	}
	for(int i = 1; i < n; i++) cnt[i] += cnt[i - 1];
}

int get_distance(int x, int y){
	for(int j = 0; j < 3; j++){
		if(asum[y][j] - asum[x - 1][j] != bsum[y][j] - bsum[x - 1][j]){
			return -1;
		} 
	}

	return (cnt[y] - cnt[x - 1] + 1) / 2;
}

Subtask #1

21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	23 ms	4860 KB	Output is correct
2	Correct	23 ms	4952 KB	Output is correct
3	Correct	25 ms	4904 KB	Output is correct
4	Correct	24 ms	4888 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct

Subtask #2

22.0 / 22.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	2 ms	2396 KB	Output is correct
4	Correct	4 ms	3676 KB	Output is correct
5	Correct	4 ms	3672 KB	Output is correct
6	Correct	3 ms	3672 KB	Output is correct
7	Correct	3 ms	3420 KB	Output is correct
8	Correct	3 ms	3676 KB	Output is correct
9	Correct	2 ms	3748 KB	Output is correct

Subtask #3

13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	2 ms	2396 KB	Output is correct
4	Correct	4 ms	3676 KB	Output is correct
5	Correct	4 ms	3672 KB	Output is correct
6	Correct	3 ms	3672 KB	Output is correct
7	Correct	3 ms	3420 KB	Output is correct
8	Correct	3 ms	3676 KB	Output is correct
9	Correct	2 ms	3748 KB	Output is correct
10	Correct	23 ms	4892 KB	Output is correct
11	Correct	23 ms	4888 KB	Output is correct
12	Correct	24 ms	5160 KB	Output is correct
13	Correct	24 ms	5152 KB	Output is correct
14	Correct	24 ms	5400 KB	Output is correct
15	Correct	28 ms	5144 KB	Output is correct
16	Correct	23 ms	5260 KB	Output is correct
17	Correct	24 ms	5156 KB	Output is correct
18	Correct	24 ms	5388 KB	Output is correct
19	Correct	22 ms	5156 KB	Output is correct
20	Correct	23 ms	5664 KB	Output is correct
21	Correct	23 ms	5396 KB	Output is correct

Subtask #4

0.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2396 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	2 ms	2396 KB	Output is correct
4	Correct	4 ms	3676 KB	Output is correct
5	Correct	4 ms	3672 KB	Output is correct
6	Correct	3 ms	3672 KB	Output is correct
7	Correct	3 ms	3420 KB	Output is correct
8	Correct	3 ms	3676 KB	Output is correct
9	Correct	2 ms	3748 KB	Output is correct
10	Correct	3 ms	3416 KB	Output is correct
11	Correct	3 ms	3740 KB	Output is correct
12	Incorrect	3 ms	3420 KB	Output isn't correct
13	Halted	0 ms	0 KB	-

Subtask #5

0.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	23 ms	4860 KB	Output is correct
2	Correct	23 ms	4952 KB	Output is correct
3	Correct	25 ms	4904 KB	Output is correct
4	Correct	24 ms	4888 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	2 ms	2396 KB	Output is correct
11	Correct	4 ms	3676 KB	Output is correct
12	Correct	4 ms	3672 KB	Output is correct
13	Correct	3 ms	3672 KB	Output is correct
14	Correct	3 ms	3420 KB	Output is correct
15	Correct	3 ms	3676 KB	Output is correct
16	Correct	2 ms	3748 KB	Output is correct
17	Correct	23 ms	4892 KB	Output is correct
18	Correct	23 ms	4888 KB	Output is correct
19	Correct	24 ms	5160 KB	Output is correct
20	Correct	24 ms	5152 KB	Output is correct
21	Correct	24 ms	5400 KB	Output is correct
22	Correct	28 ms	5144 KB	Output is correct
23	Correct	23 ms	5260 KB	Output is correct
24	Correct	24 ms	5156 KB	Output is correct
25	Correct	24 ms	5388 KB	Output is correct
26	Correct	22 ms	5156 KB	Output is correct
27	Correct	23 ms	5664 KB	Output is correct
28	Correct	23 ms	5396 KB	Output is correct
29	Correct	3 ms	3416 KB	Output is correct
30	Correct	3 ms	3740 KB	Output is correct
31	Incorrect	3 ms	3420 KB	Output isn't correct
32	Halted	0 ms	0 KB	-