1. Even or Odd - constant (O(1))

2. Are You Here - polynomial (O(n^2))

3. Doubler - linear (O(n))

4. Naive Search - linear (O(n))

5. Creating Pairs - polynomial (O(n^2))

6. Computing Fib - linear (O(n))

7. An Efficent Search - logarithmic (O(log n))

8. Random Element - constant (n(1))

9. Is it Prime - linear (O(n))