From: Srijayanth Sridhar <srijayanth@...>
Date: 2009-05-05T18:44:08+09:00
Subject: Re: Min max program

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Ignore the first total = 0

Jayanth

On Tue, May 5, 2009 at 3:12 PM, Srijayanth Sridhar <srijayanth@gmail.com>wrote:

> Hello,
>
> # Ruby has built in methods for max and min
> # Not sure if you are allowed to use it
> # Assuming you are not
>
> numbers = []
> total = 0
> min, max = nil
> total = 0.0
> 8.times do
>   new_num = rand(10000)
>   numbers.push(new_num)
>   # ideally you can check for min and max here itself
>   min = new_num if min == nil or new_num < min
>   max = new_num if max == nil or new_num > max
>   total = total+new_num
> end
>
> average = total/numbers.size()
> puts numbers.join(',')
> puts max
> puts min
> puts average
>
>
> Jayanth
>
>
>
> On Tue, May 5, 2009 at 2:54 PM, Taylor Lodge <ubermouse@live.com> wrote:
>
> > I've just started using ruby for a programming/math class I'm doing at
> > school. Was asked to write a program that finds sum min max and avge of
> > a random set of numbers. Have managed to write that program but it is
> > overly complicated. What I was wondering is if I can store this
> >
> > if
> >  max < num1
> >  max = num1
> > end
> >
> > if
> >   num1 < min
> >  min = num1
> > end
> > (repeated 8 times)
> >
> > code into something that's run once but read the variables from an array
> > so I don't have to keep typing it and adding it in if I feel like adding
> > more numbers.
> > If I haven't explained myself that well I'll clarify if you need it.
> >
> > Thanks
> >
> >
> > Here's the full code
> >
> > num1 = rand(10000)
> > num2 = rand(10000)
> > num3 = rand(10000)
> > num4 = rand(10000)
> > num5 = rand(10000)
> > num6 = rand(10000)
> > num7 = rand(10000)
> > num8 = rand(10000)
> > max = 0
> > min = 10001
> >
> > puts num1
> > puts num2
> > puts num3
> > puts num4
> > puts num5
> > puts num6
> > puts num7
> > puts num8
> >
> > if
> >  max < num1
> >  max = num1
> > end
> > if
> >  max < num2
> >  max = num2
> > end
> > if
> >  max < num3
> >  max = num3
> > end
> > if
> >  max < num4
> >  max = num4
> > end
> > if
> >  max < num5
> >  max = num5
> > end
> > if
> >  max < num6
> >  max = num6
> > end
> > if
> >  max < num7
> >  max = num7
> > end
> > if
> >  max < num8
> >  max = num8
> > end
> >
> > if
> >   num1 < min
> >  min = num1
> > end
> > if
> >  num2 < min
> >  min = num2
> > end
> > if
> >  num3 < min
> >  min = num3
> > end
> > if
> >  num4 < min
> >  min = num4
> > end
> > if
> >   num5 < min
> >  min = num5
> > end
> > if
> >  num6 < min
> >  min = num6
> > end
> > if
> >  num7 < min
> >  min = num7
> > end
> > if
> >  num8 < min
> >  min = num8
> > end
> > sum = num1 + num2 + num3 + num4 + num5 + num6 + num7 + num8
> > avge = sum / 8s
> > puts
> > puts 'sum = ' + sum.to_s + '.'
> > puts
> > puts 'max = ' + max.to_s + '.'
> > puts
> > puts 'min = ' + min.to_s + '.'
> > puts
> > puts 'Average = ' + avge.to_s + '.'
> > puts
> > $end
> >
> > Attachments:
> > http://www.ruby-forum.com/attachment/3654/Sum_max_min_avge.rb
> >
> > --
> > Posted via http://www.ruby-forum.com/.
> >
> >
>

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