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  1. program Collatz;
  2. var n : int64;
  3. begin
  4. 	repeat
  5. 		write ('Enter an integer greater than 1: ');
  6. 		readln(n);
  7. 	until n > 1;
  8. 	repeat
  9. 		write(n, ' ');
  10. 		if n mod 2 = 0 then
  11. 			n := n div 2
  12. 		else
  13. 			n := 3 * n + 1;
  14. 	until n = 1;
  15. 	writeln(n);
  16. end.
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin
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-2
0
1
15
stdout
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Enter an integer greater than 1: Enter an integer greater than 1: Enter an integer greater than 1: Enter an integer greater than 1: 15 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1
https://ideone.com/tZNQcm
language:
Pascal (fpc 3.0.4)
created:
1 day ago
visibility:
public

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