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ALGOL 60 For Loop

• Syntax:

      for var := <list_of_stuff> do statement
  

• where <list_of_stuff> can have:
  • list of expressions
  • expression step expression until expression
  • expression while boolean_expression

    for index := 1 step 2 until 50, 60, 70,
                 80, index + 1 until 100 do

• (index = 1, 3, 5, 7, ..., 49, 60, 70, 80, 81, 82, ..., 100)