Re: Woops, forgot the code.
- From: Tyler Littlefield <tyler@xxxxxxxxxxxxx>
- To: programmingblind@xxxxxxxxxxxxx
- Date: Wed, 7 Jul 2010 07:49:20 -0600
Besides my comments, congrats on the first program. Looks good with what
everyone else has said, too. I didn't explain order of operations well, but
that's something you can google and get a good answer on.
Thanks,
Tyler Littlefield
http://tds-solutions.net
Twitter: sorressean
On Jul 7, 2010, at 7:45 AM, Tyler Littlefield wrote:
> You also need to test. Feed this some numbers, then put the same numbers into
> a calculator and see what the differences are. You will need to learn to test
> your code.
> Thanks,
> Tyler Littlefield
> http://tds-solutions.net
> Twitter: sorressean
>
> On Jul 7, 2010, at 7:35 AM, Jared Wright wrote:
>
>> Aside from the suggestions related to operator precedence others have
>> mentioned, just a couple aesthetic notes.
>> 1. You don't have any newline characters in your program's output. So all
>> the output of your program will run on one line. You might try:
>> cout<< "This program takes three test score numbers you enter, and figures
>> out the
>> average for you. \n";
>> This way there will be a newline after that line of output.
>>
>> Also, I was originally a little confused at why you switched between sintax
>> when initializing the score variables. For the first two, you did var=0, but
>> for the third you did var(0).
>> Again, these are not actual problems with the code at all technically, but
>> if anyone else were to do anything further with your code these things may
>> be unclear to them at first. Given the scope of most meaningful projects
>> requiring collaboration between programmers, I thought it important to get
>> in the habit very early on of coding with the understanding that someone
>> else might need to review and understand your code. These are just a couple
>> of tips related to that. Nice work!
>>
>>
>> On 7/7/2010 4:08 AM, Jes wrote:
>>> Here's the code.
>>> //Ch5 Exercise 4, page 287 //Calculates and displays the average of three
>>> test scores
>>> //created/revised by Jes Smith on July 5 2010
>>>
>>> #include <iostream>
>>>
>>> using namespace std;
>>> //begin program
>>> int main()
>>> {
>>> //declare variables
>>> double score_1=0;
>>> double score_2=0;
>>> double score_3 (0);
>>> int answer;
>>> cout<< "This program takes three test score numbers you enter, and figures
>>> out the average for you. ";
>>> cout<< "Please enter your first test score, then press enter. Decimal
>>> values accepted: " ;
>>> cin >> score_1 ;
>>> cout<< "Please enter your second test score. Remember to press enter when
>>> done: ";
>>> cin >>score_2 ;
>>> cout<< "Finally, enter your third test score.";
>>> cin >>score_3 ;
>>> answer = score_1+score_2+score_3/3;
>>> cout<<"The average is " <<answer;
>>>
>>> return (0);
>>> } //end of main function.
>>>
>>
>
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