fib(0)=0
fib(1)=1
fib(2)=1+0 = 1
fib(3)=1+1 = 2
fib(4)=2+1 = 3
:
:
fib(n)=fib(n-1)+fib(n-2)package main
import "fmt"
//nth fibonacci number function
func fibonacci(n int) int {
if n < 2 {
return n
}
return fibonacci(n-1) + fibonacci(n-2)
}
func main() {
fmt.Println(fibonacci(7))
}13