蓝桥杯 算法设计_7 FJ的字符串

ABACABA

import java.util.Scanner;

public class Main_FJ {

	public static char[] c = {‘A‘,‘B‘,‘C‘,‘D‘,‘E‘,‘F‘,‘G‘,‘H‘,‘I‘,‘J‘,‘K‘,‘L‘,‘M‘,‘N‘,‘O‘,‘P‘,‘Q‘,‘R‘,‘S‘,‘T‘,‘U‘,‘V‘,‘W‘,‘X‘,‘Y‘,‘Z‘};
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        int n=scan.nextInt();
        print(n);
    
    }
    private static void print(int n){
        if(n == 1){
            	System.out.print("A");
	    }
        else{
            print(n - 1);
            System.out.print(c[n - 1]);
            print(n - 1);
        }
	}
}

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蓝桥杯 算法设计_7 FJ的字符串

原文：http://blog.csdn.net/session2me/article/details/21107721