문제

https://www.acmicpc.net/problem/2588

C# 풀이

using System;

namespace baekjoon
{
    class Program
    {
        static void Main(string[] args)
        {
            string strFirstNum = Console.ReadLine();
            string strSecondNum = Console.ReadLine();

            int nFirstNum = int.Parse(strFirstNum);
            int nSum = 0;
            for (int i = 2; i >= 0; i--)
            {
                char chSecondNum = strSecondNum[i];
                int nSecondNum = int.Parse(chSecondNum.ToString());
                int nResult = nFirstNum * nSecondNum;
                Console.WriteLine(nResult);
                nSum = nSum + (nResult * (int)Math.Pow(10, 2 - i));  
            }
            
            Console.WriteLine(nSum);
        }
    }
}