Common sorted list: Difference between revisions
Added Go
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Sorted union of { { 5 1 3 8 9 4 8 7 } { 3 5 9 8 4 } { 1 3 7 9 } } is:
{ 1 3 4 5 7 8 9 }
</pre>
=={{header|Go}}==
{{trans|Wren}}
<lang go>package main
import (
"fmt"
"sort"
)
func distinctSortedUnion(ll [][]int) []int {
var res []int
for _, l := range ll {
res = append(res, l...)
}
set := make(map[int]bool)
for _, e := range res {
set[e] = true
}
res = res[:0]
for key := range set {
res = append(res, key)
}
sort.Ints(res)
return res
}
func main() {
ll := [][]int{{5, 1, 3, 8, 9, 4, 8, 7}, {3, 5, 9, 8, 4}, {1, 3, 7, 9}}
fmt.Println("Distinct sorted union of", ll, "is:")
fmt.Println(distinctSortedUnion(ll))
}</lang>
{{out}}
<pre>
Distinct sorted union of [[5 1 3 8 9 4 8 7] [3 5 9 8 4] [1 3 7 9]] is:
[1 3 4 5 7 8 9]
</pre>
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