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Data update

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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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34
Task/Probabilistic-choice/Ada/probabilistic-choice.ada
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@ -1,34 +0,0 @@
with Ada.Numerics.Float_Random; use Ada.Numerics.Float_Random;
with Ada.Text_IO; use Ada.Text_IO;
procedure Random_Distribution is
Trials : constant := 1_000_000;
type Outcome is (Aleph, Beth, Gimel, Daleth, He, Waw, Zayin, Heth);
Pr : constant array (Outcome) of Uniformly_Distributed :=
(1.0/5.0, 1.0/6.0, 1.0/7.0, 1.0/8.0, 1.0/9.0, 1.0/10.0, 1.0/11.0, 1.0);
Samples : array (Outcome) of Natural := (others => 0);
Value : Uniformly_Distributed;
Dice : Generator;
begin
for Try in 1..Trials loop
Value := Random (Dice);
for I in Pr'Range loop
if Value <= Pr (I) then
Samples (I) := Samples (I) + 1;
exit;
else
Value := Value - Pr (I);
end if;
end loop;
end loop;
-- Printing the results
for I in Pr'Range loop
Put (Outcome'Image (I) & Character'Val (9));
Put (Float'Image (Float (Samples (I)) / Float (Trials)) & Character'Val (9));
if I = Heth then
Put_Line (" rest");
else
Put_Line (Uniformly_Distributed'Image (Pr (I)));
end if;
end loop;
end Random_Distribution;

5
Task/Probabilistic-choice/Arturo/probabilistic-choice.arturo
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@ -15,12 +15,11 @@ samples: #[]
loop 1..nofTrials 'x [
z: random 0.0 1.0
loop probabilities [item,prob][
if? z < prob [
switch z < prob [
unless key? samples item -> samples\[item]: 0
samples\[item]: samples\[item] + 1
break
]
else [
][
z: z - prob
]
]

33
Task/Probabilistic-choice/Euphoria/probabilistic-choice.ex
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@ -1,33 +0,0 @@
constant MAX = #3FFFFFFF
constant times = 1e6
atom d,e
sequence Mapps
Mapps = {
{ "aleph", 1/5, 0},
{ "beth", 1/6, 0},
{ "gimel", 1/7, 0},
{ "daleth", 1/8, 0},
{ "he", 1/9, 0},
{ "waw", 1/10, 0},
{ "zayin", 1/11, 0},
{ "heth", 1759/27720, 0}
}
for i = 1 to times do
d = (rand(MAX)-1)/MAX
e = 0
for j = 1 to length(Mapps) do
e += Mapps[j][2]
if d <= e then
Mapps[j][3] += 1
exit
end if
end for
end for
printf(1,"Sample times: %d\n",times)
for j = 1 to length(Mapps) do
d = Mapps[j][3]/times
printf(1,"%-7s should be %f is %f | Deviatation %6.3f%%\n",
{Mapps[j][1],Mapps[j][2],d,(1-Mapps[j][2]/d)*100})
end for

46
Task/Probabilistic-choice/PowerShell/probabilistic-choice.psh
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@ -1,46 +0,0 @@
$character = [PSCustomObject]@{
aleph = [PSCustomObject]@{Expected=1/5 ; Alpha="א"}
beth = [PSCustomObject]@{Expected=1/6 ; Alpha="ב"}
gimel = [PSCustomObject]@{Expected=1/7 ; Alpha="ג"}
daleth = [PSCustomObject]@{Expected=1/8 ; Alpha="ד"}
he = [PSCustomObject]@{Expected=1/9 ; Alpha="ה"}
waw = [PSCustomObject]@{Expected=1/10 ; Alpha="ו"}
zayin = [PSCustomObject]@{Expected=1/11 ; Alpha="ז"}
heth = [PSCustomObject]@{Expected=1759/27720; Alpha="ח"}
}
$sum = 0
$iterations = 1000000
$cumulative = [ordered]@{}
$randomly = [ordered]@{}
foreach ($name in $character.PSObject.Properties.Name)
{
$sum += $character.$name.Expected
$cumulative.$name = $sum
$randomly.$name = 0
}
for ($i = 0; $i -lt $iterations; $i++)
{
$random = Get-Random -Minimum 0.0 -Maximum 1.0
foreach ($name in $cumulative.Keys)
{
if ($random -le $cumulative.$name)
{
$randomly.$name++
break
}
}
}
foreach ($name in $character.PSObject.Properties.Name)
{
[PSCustomObject]@{
Name = $name
Expected = $character.$name.Expected
Actual = $randomly.$name / $iterations
Character = $character.$name.Alpha
}
}

43
Task/Probabilistic-choice/ReScript/probabilistic-choice.re
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@ -1,43 +0,0 @@
let p = [
("Aleph", 1.0 /. 5.0),
("Beth", 1.0 /. 6.0),
("Gimel", 1.0 /. 7.0),
("Daleth", 1.0 /. 8.0),
("He", 1.0 /. 9.0),
("Waw", 1.0 /. 10.0),
("Zayin", 1.0 /. 11.0),
("Heth", 1759.0 /. 27720.0),
]
let prob_take = (arr, k) => {
let rec aux = (i, k) => {
let (v, p) = arr[i]
if k < p { v } else { aux(i+1, (k -. p)) }
}
aux(0, k)
}
{
let n = 1_000_000
let h = Belt.HashMap.String.make(~hintSize=10)
Js.Array2.forEach(p, ((v, _)) =>
Belt.HashMap.String.set(h, v, 0)
)
let tot = Js.Array2.reduce(p, (acc, (_, prob)) => acc +. prob, 0.0)
for _ in 1 to n {
let sel = prob_take(p, tot *. Js.Math.random())
let _n = Belt.HashMap.String.get(h, sel)
let n = Belt.Option.getExn(_n)
Belt.HashMap.String.set(h, sel, (n+1)) /* count the number of each item */
}
Printf.printf("Event expected occurred\n")
Js.Array2.forEach(p, ((v, p)) => {
let _d = Belt.HashMap.String.get(h, v)
let d = Belt.Option.getExn(_d)
Printf.printf("%s \t %8.5g %8.5g\n", v, p, float(d) /. float(n))
}
)
}

32
Task/Probabilistic-choice/VBScript/probabilistic-choice.vb
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@ -1,32 +0,0 @@
item = Array("aleph","beth","gimel","daleth","he","waw","zayin","heth")
prob = Array(1/5.0, 1/6.0, 1/7.0, 1/8.0, 1/9.0, 1/10.0, 1/11.0, 1759/27720)
Dim cnt(7)
'Terminate script if sum of probabilities <> 1.
sum = 0
For i = 0 To UBound(prob)
sum = sum + prob(i)
Next
If sum <> 1 Then
WScript.Quit
End If
For trial = 1 To 1000000
r = Rnd(1)
p = 0
For i = 0 To UBound(prob)
p = p + prob(i)
If r < p Then
cnt(i) = cnt(i) + 1
Exit For
End If
Next
Next
WScript.StdOut.Write "item" & vbTab & "actual" & vbTab & vbTab & "theoretical"
WScript.StdOut.WriteLine
For i = 0 To UBound(item)
WScript.StdOut.Write item(i) & vbTab & FormatNumber(cnt(i)/1000000,6) & vbTab & FormatNumber(prob(i),6)
WScript.StdOut.WriteLine
Next