using System;
using System.Collections.Generic;
using System.Linq;

namespace No_22
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] input = Console.ReadLine().Split(' ');
            int n = int.Parse(input[0]);
            int k = int.Parse(input[1]) - 1;
            string text = Console.ReadLine();
            int[] pair = new int[text.Length];
            int start = 1;
            Stack<int> num = new Stack<int>();

            foreach (var moji in text.Select((c, i) => new {c, i}))
            {
                if (moji.c == '(')
                {
                    num.Push(start);
                    pair[moji.i] = start;
                    start++;
                }
                else
                {
                    pair[moji.i] = num.Pop();
                }
            }

            foreach (var data in pair.Select((n, i) => new {n, i}))
            {
                if (data.i != k && data.n == pair[k])
                {
                    Console.WriteLine(data.i + 1);
                }
            }
        }
    }
}