Am 12.01.2014 um 21:47 schrieb Otared Kavian <>:

> On 12 janv. 2014, at 21:30, Wolfgang Schuster <> 
> wrote:
>> Am 11.01.2014 um 20:01 schrieb Otared Kavian <>:
>>> I will put this example on the wiki, but before doing so I have another 
>>> question:
>>> can one add two automatic links at the end of each question so that one can 
>>> navigate easily to the respective hint or answer corresponding to that 
>>> question? Indeed if this were possible, one would add also two automatic 
>>> links to each hint going to its question and the corresponding answer, and 
>>> two other links to each answer going to its hint and question. One can do 
>>> this manually by adding a reference to each question, each hint and each 
>>> answer, but it would be nice to have this done automatically.
>> Not without writing your own environment where you generate a unique 
>> reference for each question, hint and answer.
> If I understand well, one way might be something like (where 
> \theQuestionNumber stands for the number given by \startquestion)
> \define\StartQuestion{\startquestion[Q:\theQuestionNumber]}
> \define\StartHint{\startquestion[H:\theQuestionNumber]}
> \define\StartAnswer{\startquestion[A:\theQuestionNumber]}
> \define\StopQuestion{\par\in{Hint}[H:\theQuestionNumber]\par 
> \in{Answer}[A:\theQuestionNumber]\stopquestion}
> \define\StopHint{\par\in{Question}[Q:\theQuestionNumber]\par 
> \in{Answer}[A:\theQuestionNumber]\stophint}
> \define\StopAnswer{\par\in{Question}[Q:\theQuestionNumber]\par 
> \in{Hint}[H:\theQuestionNumber]\stopquestion}
> and then using \StartQuestion \StopQuestion, etc, instead of \startquestion 
> \stopquestion.
> But how can I refer to the \theQuestionNumber set by \startquestion?

When you have only questions and answers you can use the coupling key but in 
your case something like below is necessary:








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