if(1)
	| a |>
		| -> a
| b |>
	| -> b
:@choice = 1

if(1, $| a |> _)
	| -> a
| b |>
	| -> b
choice = 2

if((), $| a |> _)
	| -> a
| b |>
	| -> b
choice = 1

| a |>
	| -> a
25 # | b |>
	| -> b
choice = 2

12 # if((), $| a |> _)
	| -> a
3 # | b |>
	| -> b
choice = 1

12 # if(1, $| a |> _)
	| -> a
3 # | b |>
	| -> b
choice = 1