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Java attack - Java Recursion, 斐波那契数列

 Java Recursion, 斐波那契数列

 

 RecursionDemo.factorial(5);

 

//阶乘,使用递归来实现。
public static long factorial(int n){
    //返回值类型 long
    //参数列表: int n
    //出口条件 :  n == 1, 返回结果
    //规律: n != 1, 返回 n * 方法名(n -1)

    if(n==1)
        return 1;
    else
        return n * factorial(n-1);
}

 

 

 

斐波那契数列

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

posted @ 2020-03-29 13:37  BlackAnts  阅读(199)  评论(0编辑  收藏  举报