o_val.LST 428 B

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  1. Listing:
  2. 1 MODULE OVal;
  3. 2 VAR a : ARRAY [0 .. 4] OF INTEGER; ExitCode : INTEGER;
  4. 3 PROCEDURE Sum(x : ARRAY OF INTEGER) : INTEGER;
  5. 4 VAR i, s : INTEGER;
  6. 5 BEGIN
  7. 6 s := 0;
  8. 7 FOR i := 0 TO HIGH(x) DO s := s + x[i] END;
  9. 8 RETURN s
  10. 9 END Sum;
  11. 10 BEGIN
  12. 11 a[0] := 3; a[1] := 1; a[2] := 4; a[3] := 1; a[4] := 5;
  13. 12 ExitCode := Sum(a)
  14. 13 END OVal.
  15. 0 errors