Submission #1306978

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Source Code Expand

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AtCoder_Cs
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] line = Console.ReadLine().Trim().Split(' ').Select(int.Parse).ToArray();
            int N = line[0];
            int K = line[1];
            List<string> list = new List<string>();

            for (int i = 0;i < N; ++i)
            {
                string[] line2 = Console.ReadLine().Trim().Split(' ');
                for (int j = 0;j < int.Parse(line2[1]); ++j)
                {
                    list.Add(line2[0]);
                }
            }

            var ans = list.OrderBy(s => s).Select(s => s);
            int cnt = 1;
            string result = string.Empty;
            foreach (var item in ans)
            {
                if (cnt == K)
                {
                    result = item.ToString();
                    break;
                }
                ++cnt;
            }
            Console.WriteLine($"{result}");
            Console.ReadLine();
        }
    }
}

Submission Info

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