changed the date
set up the files
set up the heading
declared the calculation
set a place for the variables
set the variables
set a space for the prompts
entered the prompts
comment the start of a function
entered the function and its arguments
declare the calc for water
entered the calc
declare the calc for food
entered the calc
declare the calc for ammo
entered the calc
comment to determine the shortest time
entered the calc
return a value
call a function