0x05-pointers_arrays_strings

0. 98 Battery st.

• Write a function that takes a pointer to an int as parameter and updates the value it points to to 98.

1. Don't swap horses in crossing a stream

• Write a function that swaps the values of two integers.

2. This report, by its very length, defends itself against the risk of being read

• Write a function that returns the length of a string.