제출 #1215580

#제출 시각아이디문제언어결과실행 시간메모리
1215580ggeerrggooMutating DNA (IOI21_dna)C++20
22 / 100
1595 ms2376 KiB
#include "dna.h"

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

string s1,s2;

void init(std::string a, std::string b) {
	s1 = a;
	s2 = b;
}

int get_distance(int x, int y) {
	int a1=0, a2=0, wrong=0;
	for(int i=x;i<=y;i++)
	{
		if(s1[i]=='A') a1++;
		if(s2[i]=='A') a2++;
		if(s1[i]!=s2[i]) wrong++;
	}
	if(a1!=a2) return -1;
	else return wrong/2;
}
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