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  1. procedure main()
  2. every writes(0 to 9 by 2, " ")
  3. write()
  4.  
  5. every writes(9 to 0 by -1, " ")
  6. write()
  7. end
Success #stdin #stdout 0.01s 5316KB
stdin
Standard input is empty
stdout
0 2 4 6 8 
9 8 7 6 5 4 3 2 1 0