This is a question on programming language design:

The following C program (fibonacci.c) is used to calculate the Fibonacci number. Let's assume the user input of this program is 5. #include int fibonacci(int); main () { int n, i = 0, c; scanf("%d",&n); printf("Fibonacci series "); for (c = 1; c int fibonacci(int); main () { int n, i = 0, c; scanf("%d",&n); printf("Fibonacci series "); for (c = 1; c