제출 #1215582

#제출 시각아이디문제언어결과실행 시간메모리
1215582ZsofiaKeresztelyDNA 돌연변이 (IOI21_dna)C++20
22 / 100
1594 ms2376 KiB
#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
string a, b;

void init(string x, string y) {
	a = x;
	b = y;
}

int get_distance(int x, int y) {
	int dif = 0, ans = 0;
	for (int i=x; i<=y; i++){
		if (a[i] == 'A') dif++;
		if (b[i] == 'A') dif--;
		if (a[i] != b[i]) ans++;
	}
	if (dif){
		return -1;
	}
	return ans / 2;
}
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