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Your First Ada Program

Your First Ada Program. Presented by Quentin Ochem. University.adacore.com. Main subprogram name (can be any Ada identifier). End of main name (optional). Variables declaration, only before begin. Statements, only between begin … end. The Ada equality operator is =.

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Your First Ada Program

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  1. Your First Ada Program Presented by Quentin Ochem University.adacore.com

  2. Main subprogram name (can be any Ada identifier) End of main name (optional)

  3. Variables declaration, only before begin

  4. Statements, only between begin … end

  5. The Ada equality operator is = The Ada assignment is :=

  6. ' introduces a special property, called attribute

  7. Value is an attribute transforming a String to a value of a type Image is an attribute transforming a value of a type to a String

  8. with allow to use a library unit, here Ada.Text_IO for textual functions

  9. Get_Line reads a line on the command line Put_Line prints text on the command line

  10. & is the concatenation operator, used between String

  11. if … then delimitates a decision, no need for parenthesis elsif introduces an alternative decision

  12. Identify the Errors

  13. “begin” is needed to introduce a sequence of statements

  14. The Ada assignment instruction is :=

  15. Image converts a number into a string,Value would convert a string to a number

  16. The Ada equality operator is =

  17. A is not a String, need to be converted through Integer’Image (A)

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