제출 #844548

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
844548		vjudge1	Nivelle (COCI20_nivelle)	C++17	13 / 110	1 ms	808 KiB

nivelle

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

#define ll long long
const int N = 2e5 + 5, MOD = 1e9 + 7;

map<char, int> mp;

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);

	int n, a = 0;
	string str;

	cin >> n >> str;

	str = "#" + str;

	int cnt = 1, left = 1, right = n;

	long double ans = (long double)2 / (long double)n;

	for(int i = 1; i <= n; i++)
	{
		if(str[i] != str[i - 1])
		{
			cnt = 1;
			if((long double)1 / (long double)cnt < ans)
			{
				ans = (long double)1 / (long double)cnt;
				left = i, right = i;
			}

		}
		else
		{
			cnt++;
			if((long double)1 / (long double)cnt < ans)
			{
				ans = (long double)1 / (long double)cnt;
				left = i - cnt + 1, right = i;
			}
		}
	}

	cout << left << " " << right << '\n';
}

컴파일 시 표준 에러 (stderr) 메시지

nivelle.cpp: In function 'int main()':
nivelle.cpp:14:9: warning: unused variable 'a' [-Wunused-variable]
   14 |  int n, a = 0;
      |         ^

• Subtask 1: 0 / 7
• Subtask 2: 0 / 17
• Subtask 3: 13 / 13
• Subtask 4: 0 / 25
• Subtask 5: 0 / 48