Submission #473324

#	Time	Username	Problem	Language	Result	Execution time	Memory
473324		Hamed5001	Genetics (BOI18_genetics)	C++14	27 / 100	2082 ms	5588 KiB

genetics

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

int check(string& _1, string& _2) {
	int ret = 0;
	for (int i = 0; i < _1.size(); i++) 
		ret += (_1[i] != _2[i]);
	return ret;
}

void solve() {
	int N, M, K;
	cin >> N >> M >> K;

	vector<string> DNA(N);
	for (auto& dna : DNA) cin >> dna;

	for (int i = 0; i < N; i++) {
		bool found = 1;
		for (int j = 0; j < N && found; j++) {
			if (i == j) continue;
			found &= (check(DNA[i], DNA[j]) == K);
		}
		if (found) return void(cout << i+1);
	}
}

int main() {

	ios_base::sync_with_stdio(false);
	cin.tie(0);
	solve();
}

Compilation message (stderr)

genetics.cpp: In function 'int check(std::string&, std::string&)':
genetics.cpp:8:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |  for (int i = 0; i < _1.size(); i++)
      |                  ~~^~~~~~~~~~~

• Subtask 1: 27 / 27
• Subtask 2: 0 / 19
• Subtask 3: 0 / 28
• Subtask 4: 0 / 26