[백준] 2475번 - 검증수 (C#)

https://www.acmicpc.net/problem/2475

 

 

 

using System;
using System.Collections.Generic;

public class Acmicpc02475
{
    public static void Main(string[] args)
    {
        string[] input = Console.ReadLine().Split();
        int sum = 0;
        foreach (string i in input) 
        {
            sum += (int)Math.Pow(int.Parse(i), 2);
        }
        
        Console.Write(sum%10);
    }
}