Data update

Task/Find-the-missing-permutation/PowerShell/find-the-missing-permutation.psh

@@ -1,56 +0,0 @@
-function permutation ($array) {
-    function generate($n, $array, $A) {
-        if($n -eq 1) {
-            $array[$A] -join ''
-        }
-        else{
-            for( $i = 0; $i -lt ($n - 1); $i += 1) {
-                generate ($n - 1) $array $A
-                if($n % 2 -eq 0){
-                    $i1, $i2 = $i, ($n-1)
-                    $temp = $A[$i1]
-                    $A[$i1] = $A[$i2]
-                    $A[$i2] = $temp
-                }
-                else{
-                    $i1, $i2 = 0, ($n-1)
-                    $temp = $A[$i1]
-                    $A[$i1] = $A[$i2]
-                    $A[$i2] = $temp
-                }
-            }
-            generate ($n - 1) $array $A
-        }
-    }
-    $n = $array.Count
-    if($n -gt 0) {
-        (generate $n $array (0..($n-1)))
-    } else {$array}
-}
-$perm = permutation @('A','B','C', 'D')
-$find = @(
-"ABCD"
-"CABD"
-"ACDB"
-"DACB"
-"BCDA"
-"ACBD"
-"ADCB"
-"CDAB"
-"DABC"
-"BCAD"
-"CADB"
-"CDBA"
-"CBAD"
-"ABDC"
-"ADBC"
-"BDCA"
-"DCBA"
-"BACD"
-"BADC"
-"BDAC"
-"CBDA"
-"DBCA"
-"DCAB"
-)
-$perm | where{-not $find.Contains($_)}