RosettaCodeData/Task/Permutation-test/Seed7/permutation-test.seed7

40 lines
1.2 KiB
Plaintext

$ include "seed7_05.s7i";
include "float.s7i";
const array integer: treatmentGroup is [] (85, 88, 75, 66, 25, 29, 83, 39, 97);
const array integer: controlGroup is [] (68, 41, 10, 49, 16, 65, 32, 92, 28, 98);
const array integer: both is treatmentGroup & controlGroup;
const func integer: pick (in integer: at, in integer: remain, in integer: accu, in integer: treat) is func
result
var integer: picked is 0;
begin
if remain = 0 then
picked := ord(accu > treat);
else
picked := pick(at - 1, remain - 1, accu + both[at], treat);
if at > remain then
picked +:= pick(at - 1, remain, accu, treat);
end if;
end if;
end func;
const proc: main is func
local
var integer: experimentalResult is 0;
var integer: treat is 0;
var integer: total is 1;
var integer: le is 0;
var integer: gt is 0;
var integer: i is 0;
begin
for experimentalResult range treatmentGroup do
treat +:= experimentalResult;
end for;
total := 19 ! 10; # Binomial coefficient
gt := pick(19, 9, 0, treat);
le := total - gt;
writeln("<= : " <& 100.0 * flt(le) / flt(total) digits 6 <& "% " <& le);
writeln(" > : " <& 100.0 * flt(gt) / flt(total) digits 6 <& "% " <& gt);
end func;