Concurrent computing: Difference between revisions
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T3.Start("Code"); |
T3.Start("Code"); |
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end Concurrent_Hello; |
end Concurrent_Hello; |
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==[[Perl]]== |
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[[Category:Perl]] |
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'''Interpreter:''' [[Perl]] 5.x |
Revision as of 17:21, 6 February 2007
Concurrent computing
You are encouraged to solve this task according to the task description, using any language you may know.
You are encouraged to solve this task according to the task description, using any language you may know.
Using either native language concurrency syntax or freely available libraries write a program to display the strings "Enjoy" "Rosetta" "Code", one string per line, in random order. Concurrency syntax must use threads, tasks, co-routines, or whatever concurrency is called in your language.
Ada
with Ada.Text_Io; use Ada.Text_Io; with Ada.Numerics.Float_Random; use Ada.Numerics.Float_Random; with Ada.strings.Unbounded; use Ada.Strings.Unbounded; procedure Concurrent_Hello is task type Writer is entry Start(Message : String); end Writer; task body Writer is Seed : Generator; Sleep_Time : Float; Words : Unbounded_String; begin Reset(Seed); Sleep_Time := Random(Seed); accept Start(Message : String) do Words := To_Unbounded_String(Message); end Start; delay Duration(Sleep_Time); Put_Line(To_String(Words)); end Writer; T1 : Writer; T2 : Writer; T3 : Writer; begin T1.Start("Enjoy"); T2.Start("Rosetta"); T3.Start("Code"); end Concurrent_Hello;
Perl
Interpreter: Perl 5.x