diff options
Diffstat (limited to 'prolog/problems/denotational_semantics/algol_3/en.py')
-rw-r--r-- | prolog/problems/denotational_semantics/algol_3/en.py | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/prolog/problems/denotational_semantics/algol_3/en.py b/prolog/problems/denotational_semantics/algol_3/en.py deleted file mode 100644 index 3b91a47..0000000 --- a/prolog/problems/denotational_semantics/algol_3/en.py +++ /dev/null @@ -1,32 +0,0 @@ -name = 'algol/3' -slug = 'interpreter for mini-algol' - -description = '''\ -<p>A DCG for mini-algol.</p> -<pre> -% apply a function to a starting state -?- apply([a=2], Out, fun(_In, Out, eval(a+3, _In, Out))). - Out = 5. - -% a := a+b -% b := a-b -% a := a-b -?- _Program = [begin,a,:=,a+b,b,:=,a-b,a,:=,a-b,end], - algol(_F, _Program, []), - apply([a=3,b=5], Output, _F). - Output = [a=5,b=3,printout=[]]. - -% a := 0 -% while a < 10 do -% begin -% print(a) -% a := a+1 -% end -?- _Program = [begin,a,:=,0,while,a,<,10,do,begin,print(a),a,:=,a+1,end,end], - algol(_F, _Program, []), - apply([a=3], Output, _F). - Output = [a=10,printout=[0,1,2,3,4,5,6,7,8,9]]. -</pre> -''' - -hint = {} |