斐波那契数列

练习内容

package main\n\nimport "fmt"\n\nfunc fibonacciRecursive(n int) int {\n if n <= 1 {\n return n\n }\n return fibonacciRecursive(n-1) + fibonacciRecursive(n-2)\n}\n\nfunc fibonacciIterative(n int) int {