[Tutor] Issue w/ program: Flip a coin and count heads and tails

[Asokan Pichai]

On Fri, May 24, 2013 at 4:31 PM, Rafael Knuth <rafael.knuth at gmail.com>wrote:

> Hello,
>
> I am writing a program in Python 3.3.0 which flips a coin 10 x times and
> then counts the number of heads and tails. It obviously does something else
> than I intended, and I am wondering what I did wrong:
>

What is that you intended?
Please explain that.

>
> import random
>
> print ("""
>
> This program flips a coin 10 times.
>
Actually this is wrong. The program does something else.


>
> It then counts the number of heads and tails.
>
> """)
>
> flips = 0
>
> heads = 0
>
> tails = 0
>
> while flips < 10:
>
>     flips = flips + 1
>
>     if random.randint(1,2) == 1:
>
>         heads = heads + 1
>
>         print("We've got " + str(heads) + " heads here."
>
>     if random.randint(1,2) == 2:
>
>         tails = tails + 1
>
>         print("We've got " + str(tails) + " tails here.")
>

> This is what I get as output:
>
> This program flips a coin 10 times.
>
> It then counts the number of heads and tails.
>
> We've got 1 tails here.
>
> We've got 1 heads here.
>
> We've got 2 tails here.
>
> We've got 2 heads here.
>
> We've got 3 tails here.
>
> We've got 3 heads here.
>
> We've got 4 tails here.
>
> We've got 5 tails here.
>
> We've got 4 heads here.
>
> We've got 6 tails here.
>
> We've got 7 tails here.
>
> We've got 5 heads here.
>
Is this an actual output??? Did the program stop here at 5 heads and 7
tails?


>
> Can anyone help?
>
> Thank you so much!
>
> All the best,
>
> Rafael
>

Asokan Pichai

"Expecting the world to treat you fairly because you are a good person is a
little like expecting the bull to not attack you because you are a
vegetarian"
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