백준 9086번: 문자열

using System;

class Program {
    static void Main(string[] args) {
        string stringNumber = Console.ReadLine();
        int intNumber = System.Convert.ToInt32(stringNumber);
        
        string[] result = new string[intNumber];
        for (int i = 0; i < intNumber; i++) {
            string testCase = Console.ReadLine();
            char[] array = testCase.ToCharArray();
            result[i] = array[0].ToString() + array[array.Length - 1].ToString();
        }

        foreach (string c in result) {
            Console.WriteLine(c);
        }
    }
}

 

문제 출처

https://www.acmicpc.net/problem/9086

9086번: 문자열