Calculate the moment when someone has lived for 10^9 seconds.
Calculate the moment when someone has lived for 109 seconds.
A gigasecond is 109 (1,000,000,000) seconds.
Making the Test Suite Pass
Execute the tests with:
<exercise-name> with the name of the current exercise. E.g., to
test the Hello World exercise:
In many test suites all but the first test have been skipped.
Once you get a test passing, you can unskip the next one by
Chapter 9 in Chris Pine's online Learn to Program tutorial. http://pine.fm/LearnToProgram/?Chapter=09
Submitting Incomplete Solutions
It's possible to submit an incomplete solution so you can see how others have completed the exercise.