Submission #996917

#	Time	Username	Problem	Language	Result	Execution time	Memory
996917		overwatch9	Mutating DNA (IOI21_dna)	C++17	0 / 100	26 ms	2396 KiB

dna

#include "dna.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
string A, B;
void init(std::string a, std::string b) {
	A = a;
	B = b;
}
int get_distance(int x, int y) {
	string a = A.substr(x, y - x + 1);
	string b = B.substr(x, y - x + 1);
	sort(a.begin(), a.end());
	sort(b.begin(), b.end());
	if (a != b)
		return -1;
	a = A.substr(x, y - x + 1);
	b = B.substr(x, y - x + 1);
	ll ans = 0;
	vector <int> p;
	for (int i = 0; i < y - x + 1; i++) {
		if (b[i] == 'A' && a[i] != 'A')
			p.push_back(i);
	}
	int pt = 0;
	for (int j = 0; j < y - x + 1; j++) {
		if (a[j] == 'A' && b[j] != 'A') {
			ans += abs(p[pt] - j);
			pt++;
		}
	}
	return ans;
}

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