说明：  斐波那契数列，输入一个数字n，输出斐波那契数列中大于等于n的第一个数字，并指明该数字是第几个数字。 例如输入数字10；应该指出斐波那契数列中大于等于n的第一个数字为13，该数字在数列中为第7个数字
(Fibonacci series, enter a number n, the output in the Fibonacci series is equal to n is greater than the first number, and indicate the number is the first of several figures. For example, enter the number 10 should be noted that in the Fibonacci series is equal to n is greater than the first number is 13, the number in the series for the first seven digits)