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  1. program ideone;
  2.  
  3. type
  4. petuh = (petya, peetoox, petushok, pitux, roskomgovno);
  5.  
  6. var
  7. a, b: set of petuh;
  8. i: petuh;
  9.  
  10. begin
  11. a := [petya, peetoox, petushok, pitux];
  12. b := [peetoox, pitux, roskomgovno];
  13. for i in a + b do
  14. write(integer(i), ' ');
  15. writeln;
  16. for i in a - b do
  17. write(integer(i), ' ');
  18. writeln;
  19. for i in a * b do
  20. write(integer(i), ' ');
  21. writeln;
  22. writeln(roskomgovno in a, roskomgovno in b)
  23. end.
  24.  
Success #stdin #stdout 0s 9128KB
stdin
Standard input is empty
stdout
0 1 2 3 4 
0 2 
1 3 
FalseTrue