4 men have to cross a bridge at night
only 2 men can cross at a time
there is only 1 flashlight
the men must use the flashlight to cross
the flashlight does not shine a long distance
must walk at slower man's pace
man #1 can cross in 1 minute
man #2 can cross in 2 minutes
man #3 can cross in 5 minutes
man #4 can cross in 10 minutes
you have 17 minutes to cross
How will you do this?