Submission #1009420

#	Time	Username	Problem	Language	Result	Execution time	Memory
1009420		oyber	Mutating DNA (IOI21_dna)	C++17	22 / 100	1571 ms	2396 KiB

dna

#include "dna.h"
#include <bits/stdc++.h>
using namespace std;

string a;
string b;

void init(std::string A, std::string B) {
	a = A;
	b = B;
}

int get_distance(int x, int y) {
	int at = 0;
	int ta = 0;
	for (int i = x; i <= y; i++) {
		if (a[i] == 'A' && b[i] == 'T') {
			at++;
		} else if (a[i] == 'T' && b[i] == 'A') {
			ta++;
		}
	}

	if (at != ta) {
		return -1;
	}

	return ta;
}

• Subtask 1: 0 / 21
• Subtask 2: 22 / 22
• Subtask 3: 0 / 13
• Subtask 4: 0 / 28
• Subtask 5: 0 / 16