[백준] 10871번 - X보다 작은 수 (C#)

https://www.acmicpc.net/problem/10871

 

 

using System;
using System.Collections.Generic;

public class Acmicpc10871
{
    public static void Main(string[] args)
    {
        string input = Console.ReadLine();
        string input2 = Console.ReadLine();
        
        string[] inputArr = input.Split();
        
        int i1 = int.Parse(inputArr[0]);
        int i2 = int.Parse(inputArr[1]);
        
        // Console.WriteLine($"{i1} {i2}");
        // Console.WriteLine(input2);
        
        string[] input3 = input2.Split();
        // int[] input4 = Array.ConvertAll(input2, int.Parse);
        List<int> outputList = new List<int>();
        
        for (int i=0; i<i1; i++) {
            if (int.Parse(input3[i]) < i2) {
                outputList.Add(int.Parse(input3[i]));
            }
        }
        
        // outputList.ForEach(Console.Write);
        foreach (int b in outputList) {
            Console.Write($"{b} ");
        }
        
        // List<int> outputList = new List<int>();
        
    }
}