AC代码如下：

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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         while(n-->0){12             13             String s=sc.nextLine();14             15             int round=0;16             for(int i=0;i
     
      ='a' && c<='z') round=(round+1)%26;19             }20             21             if(round==0){22                 System.out.println("z");23             }else{24                 System.out.println(String.format("%c",'a'+round-1));25             }26             27         }28         29     }30     31 }
     

题目来源：