Order disjoint list items: Difference between revisions

</pre>

=={{header|Wren}}==

{{trans|Kotlin}}

{{libheader|Wren-fmt}}

<lang ecmascript>import "/fmt" for Fmt

var NULL = "\0"

var orderDisjointList = Fn.new { |m, n|

var nList = n.split(" ")

// first replace the first occurrence of items of 'n' in 'm' with the NULL character

// which we can safely assume won't occur in 'm' naturally

for (item in nList) {

var ix = m.indexOf(item)

if (ix >= 0) {

var le = item.count

m = m[0...ix] + NULL + m[ix + le..-1]

}

}

// now successively replace the NULLs with items from nList

var mList = m.split(NULL)

var sb = ""

for (i in 0...nList.count) sb = sb + mList[i] + nList[i]

return sb + mList[-1]

}

var ma = [

"the cat sat on the mat",

"the cat sat on the mat",

"A B C A B C A B C",

"A B C A B D A B E",

"A B",

"A B",

"A B B A"

]

var na = [

"mat cat",

"cat mat",

"C A C A",

"E A D A",

"B",

"B A",

"B A"

]

for (i in 0...ma.count) {

Fmt.print("$-22s -> $-7s -> $s", ma[i], na[i], orderDisjointList.call(ma[i], na[i]))

}</lang>

{{out}}

<pre>

the cat sat on the mat -> mat cat -> the mat sat on the cat

the cat sat on the mat -> cat mat -> the cat sat on the mat

A B C A B C A B C -> C A C A -> C B A C B A A B C

A B C A B D A B E -> E A D A -> E B C A B D A B A

A B -> B -> A B

A B -> B A -> B A

A B B A -> B A -> B A B A