=begin
Use integer division and modulo:
1 minute = 60 seconds
1 hour = 60 minutes
1 day = 24 hours
1 week = 7 days
=end
# Constants belong at the top level in Ruby
SECS_PER_MIN = 60
SECS_PER_HOUR = 60 * SECS_PER_MIN
SECS_PER_DAY = 24 * SECS_PER_HOUR
SECS_PER_WEEK = 7 * SECS_PER_DAY
=begin
Convert a total number of seconds into weeks, days, hours,
minutes, and seconds. The function receives the total seconds
and returns each component in a hash.
=end
def convert_seconds(total_seconds)
# Compute each unit using integer division and modulo
weeks = total_seconds / SECS_PER_WEEK
total_seconds %= SECS_PER_WEEK
days = total_seconds / SECS_PER_DAY
total_seconds %= SECS_PER_DAY
hours = total_seconds / SECS_PER_HOUR
total_seconds %= SECS_PER_HOUR
minutes = total_seconds / SECS_PER_MIN
seconds = total_seconds % SECS_PER_MIN
{
weeks: weeks,
days: days,
hours: hours,
minutes: minutes,
seconds: seconds
}
end
seconds = 1_000_000
result = convert_seconds(seconds)
puts "#{result[:weeks]} weeks, " \
"#{result[:days]} days, " \
"#{result[:hours]} hours, " \
"#{result[:minutes]} minutes, " \
"#{result[:seconds]} seconds"
=begin
run:
1 weeks, 4 days, 13 hours, 46 minutes, 40 seconds
=end
