## DESCRIPTION
## Sequences: answer is an ordered list
## ENDDESCRIPTION

## KEYWORDS('integral calculus', 'answer is an ordered list')

## DBsubject('WeBWorK')
## DBchapter('WeBWorK Tutorial')
## DBsection('Fort Lewis Tutorial 2011')
## Date('01/30/2011')
## Author('Paul Pearson')
## Institution('Fort Lewis College')
## TitleText1('')
## EditionText1('')
## AuthorText1('')
## Section1('')
## Problem1('')


###########################
#  Initialization

DOCUMENT();

loadMacros(
"PGstandard.pl",
"MathObjects.pl",
"AnswerFormatHelp.pl",
);

TEXT(beginproblem());


###########################
#  Setup

Context("Numeric");

@seq = ();
$seq[0] = 1;
$seq[1] = 1;
foreach my $i (2..6) {
  $seq[$i] = $seq[$i-1] + $seq[$i-2];
}

$answer = join(", ",@seq);
$answer = Compute("$answer");

###########################
#  Main text

Context()->texStrings;
BEGIN_TEXT
If \( s_1 = $seq[0] \), \( s_2 = $seq[1] \), and
\( s_n = s_{n-1} + s_{n-2} \), find the first seven
terms of this sequence, including \( s_1 \) and 
\( s_2 \).  Enter your answer as a comma separated
list of numbers.
$BR
$BR
Sequence = \{ ans_rule(40) \}
\{ AnswerFormatHelp("numbers") \} 
END_TEXT
Context()->normalStrings;


############################
#  Answer evaluation

$showPartialCorrectAnswers=1;

ANS( $answer->cmp(ordered=>1) );


############################
#  Solution

Context()->texStrings;
BEGIN_SOLUTION
${PAR}SOLUTION:${PAR}
Solution explanation goes here.
END_SOLUTION
Context()->normalStrings;

COMMENT('MathObject version.');

ENDDOCUMENT();