Usage: go run replace.go

Then paste the album listing in with track length times, ie:

1. La la la 3:20
2. La da de de 1:20
3. Ba beep bop 3:20

And it will output the start times. Designed for youtube albums:

1. La la la 3:20 0:00
2. La da de de 1:20 3:20
3. Ba beep bop 3:20 4:40