dedupnim.nim

import sequtils
import nimpy
import tables
import intsets


proc remove_duplications_nim(n: seq[int]): seq[int] {.exportpy.} =
    var t1 = initTable[int, int]()
    for t in n:
        discard t1.hasKeyOrPut(t, 1)
    return toSeq(t1.keys())

proc remove_duplications_nim_with_sets(n: seq[int]): seq[int] {.exportpy.} =
    var e = initIntSet()
    var l: seq[int] = @[]
    for x in n:
        if not containsOrIncl(e, x):
            l.add(x)
    return l