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Diff for /loncom/homework/default_homework.lcpm between versions 1.5 and 1.7

version 1.5, 2000/10/12 21:51:03 version 1.7, 2000/10/25 22:02:53
Line 4 Line 4
 #  #
 $RANDOMINIT=0;  $RANDOMINIT=0;
   
   sub caparesponse_check {
     my $answer='';
     my $type='';
     my $tol_type='';
     my $tolerance='';
     my $sig_lbound='';
     my $sig_ubound='';
     my $ans_fmt='';
     my $unit_str='';
     my $calc='';
     my ($response,$expr)=@_;
     
     ($answer,$type,$tol_type,$tolerance,$sig_lbound,$sig_ubound,$ans_fmt,
      $unit_str,$calc) = eval $expr.'return $answer,$type,$tol_type,$tolerance,$sig_lbound,$sig_ubound,$ans_fmt,$unit_str,$calc';
     my $result = &caparesponse_capa_check_answer($response,$answer,$type,
          $tol_type,$tolerance,
          $sig_lbound,$sig_ubound,
          $ans_fmt, $unit_str,$calc);
     return ":$result:$response:$answer:";
   }
   
 sub tex {  sub tex {
   if ( $external::target eq "tex" ) {    if ( $external::target eq "tex" ) {
     #$SCRIPT_RESULT.=@_[0];      #$SCRIPT_RESULT.=@_[0];
Line 70  sub format { Line 91  sub format {
 sub map {  sub map {
   my $num = $#_/2;    my $num = $#_/2;
   my $i;    my $i;
     my @used;
     my @permutation;
     for ($i=0; $i < $num;) {
       $rand = &random(1,$num,1);
       if ( $used[$rand] == '0' ) {
         $i++;
         $used[$rand]='1';
         $permutation[$i]=$rand;
       }
     }
   for ( $i=1 ; $i<$num+1 ; $i++ ) {    for ( $i=1 ; $i<$num+1 ; $i++ ) {
     ${$_[$i]}=$_[$i+$num]      ${$_[$permutation[$i]]}=$_[$i+$num]
   }    }
 }  }
   
Line 79  sub choose { Line 110  sub choose {
   my $num = $_[0];    my $num = $_[0];
   return $_[$num];    return $_[$num];
 }  }
   #$external::randomseed=time;
 #$a=2;  #$a=2;
 #$b=2;  #$b=2;
 #&map(1,\$a,\$b,3,4);  #$c=2;
   #&map(1,\$a,\$b,\$c,3,4,5);
 #print $a."\n".$b."\n";  #print $a."\n".$b."\n";
Removed from v.1.5  
changed lines
  Added in v.1.7

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