Submission #1234612

#	Time	Username	Problem	Language	Result	Execution time	Memory
1234612		gry3125	DNA 돌연변이 (IOI21_dna)	C++20	21 / 100	17 ms	2372 KiB

dna

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

using namespace std;
string a, b;

void init(string aa, string bb) {
	a = aa; b = bb;
}

int get_distance(int x, int y) {
	if (x == y) {
		if (a[x] == b[x]) return 0;
		return -1;
	}
	if (x + 1 == y) {
		if (a[x] == b[x] && a[y] == b[y]) return 0;
		if (a[x] == b[y] && a[y] == b[x]) return 1;
		return -1;
	}
	if (x + 2 == y) {
		if (a[x] == b[x] && a[x+1] == b[x+1] && a[x+2] == b[x+2]) return 0;
		if (a[x] == b[x+1] && a[x+1] == b[x] && a[x+2] == b[x+2]) return 1;
		if (a[x] == b[x+2] && a[x+1] == b[x+1] && a[x+2] == b[x]) return 1;
		if (a[x] == b[x] && a[x+1] == b[x+2] && a[x+2] == b[x+1]) return 1;
		if (a[x] == b[x+2] && a[x+1] == b[x] && a[x+2] == b[x+1]) return 2;
		if (a[x] == b[x+1] && a[x+1] == b[x+2] && a[x+2] == b[x]) return 2;
		return -1;
	}
	return 0;
}

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