RosettaCodeData/Task/Fractran/Seed7/fractran-2.seed7
2015-02-20 09:02:09 -05:00

29 lines
844 B
Text

$ include "seed7_05.s7i";
include "bigrat.s7i";
const proc: fractran (in var bigInteger: number, in array bigRational: program) is func
local
var integer: index is 1;
var bigRational: newNumber is 0_/1_;
begin
while index <= length(program) do
newNumber := rat(number) * program[index];
if newNumber = rat(trunc(newNumber)) then
number := trunc(newNumber);
if 2_ ** ord(log2(number)) = number then
writeln(log2(number));
end if;
index := 1;
else
incr(index);
end if;
end while;
end func;
const proc: main is func
local
const array bigRational: program is []
(17_/91_, 78_/85_, 19_/51_, 23_/38_, 29_/33_, 77_/29_, 95_/23_, 77_/19_, 1_/17_, 11_/13_, 13_/11_, 15_/14_, 15_/2_, 55_/1_);
begin
fractran(2_, program);
end func;