#include <stdio.h>
long fibonacci( long n );
int main()
{
long result;
long number;
printf( "Enter an integer: " );
scanf( "%ld", &number );
result = fibonacci( number );
printf( "Fibonacci( %ld ) = %ld\n", number, result );
return 0;
}
long fibonacci( long n )
{
if ( n == 0 || n == 1 ) {
return n;
}
else {
return fibonacci( n - 1 ) + fibonacci( n - 2 );
}
}
Enter an integer: 3
Fibonacci( 3 ) = 2