NYOJ题目817英文藏头诗

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AC代码：

 1 import java.util.Scanner;
 2 
 3 public class Main {
 4 
 5     public static void main(String[] args) {
 6         
 7         Scanner sc=new Scanner(System.in);
 8         
 9         int n=Integer.parseInt(sc.nextLine());
10         
11         StringBuilder ans=new StringBuilder(n);
12         while(n-->0){
13             ans.append(sc.nextLine().charAt(0));
14         }
15         System.out.println(ans.toString());
16         
17     }
18     
19 }

 

题目来源： http://acm.nyist.net/JudgeOnline/problem.php?pid=817