제출 #844388

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
844388		vjudge1	Nivelle (COCI20_nivelle)	C++17	7 / 110	1051 ms	600 KiB

nivelle

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

using ll = long long;
using ld = long double;
#define pb push_back
#define endl '\n'
#define fi first
#define se second
#define fio ios_base::sync_with_stdio(false);cin.tie(NULL);
#define CDIV(a,b) (((a)+(b)-(1))/(b))
const ll inf = 1e17 + 5;
const ll mod = 1e9 + 7;
const ll N = 1e3 + 30;

 
int mod_(int a, int b)
{
    if(a >= 0)return a % b;
    a += (-a/b + 1) * b;
    return a % b;
}


ld eps = 1e-9;

void solve()
{
    int n;
    string a;
    cin >> n >> a;
    set<char>s;
    long double ans = 1LL;
    int ansl = 0, ansr = 0;
    for(int l = 0; l < n; ++l)
    {
        for(int r = l + 1; r < n; ++r)
        {
            s.clear();
            for(int i = l; i <= r; ++i)s.insert(a[i]);
            //cout << l << ' ' << r << ' ' << s.size() << ' ' << (ld)(s.size())/(r - l + 1) << endl;
            if((ld)(s.size())/(r - l + 1) < ans - eps)
            {
                ans = (ld)(s.size())/(r - l + 1);
                ansl = l;
                ansr = r;
            }
        }
    }
    cout << ansl + 1 << ' ' << ansr + 1 << endl;
}

int main()
{
    fio;
    //int t; cin >> t; while(t--)
    {
        solve();
    }
}

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