text: #include <stdio.h>
  #include <math.h>
  #include <stdlib.h>
  
  //5
  
  int fib(int n){
      if(n==0 || n==1){
          return n;
      }else{
          return fib(n-1) + fib(n-2);
      }
  }
  
  int main(){
  
      int n = 6;
      printf("Fibonacci %d: %d\n", n, fib(n));
  
  
      return 0;
  }
  
  