Hej

arr = [a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p]
n=len(arr)
while n > 0:
    n -= 1
def translate(phrase):
    translation = ""
    for letter in phrase:
        if letter.lower() in "a":
            if letter.isupper():
                translation = translation + "ᚨ"
            else:
                translation = translation + "ᚨ"
        else:
            translation = translation + letter

            translation = ""
            for lettar in phrase:
                if lettar.lower() in "b":
                    if lettar.isupper():
                        translation = translation + "ᛒ"
                    else:
                        translation = translation + "ᛒ"
                else:
                    translation = translation + lettar

                    translation = ""
                    for letteer in phrase:
                        if letteer.lower() in "d":
                            if letteer.isupper():
                                translation = translation + "ᛞ"
                            else:
                                translation = translation + "ᛞ"
                        else:
                            translation = translation + letteer

                            translation = ""
                            for lettir in phrase:
                                if lettir.lower() in "e":
                                    if lettir.isupper():
                                        translation = translation + "ᛖ"
                                    else:
                                        translation = translation + "ᛖ"
                                else:
                                    translation = translation + lettir

                                    translation = ""
                                    for lettfr in phrase:
                                        if lettfr.lower() in "f":
                                            if lettfr.isupper():
                                                translation = translation + "ᚠ"
                                            else:
                                                translation = translation + "ᚠ"
                                        else:
                                            translation = translation + lettfr

                                            translation = ""
                                            for lettgr in phrase:
                                                if lettgr.lower() in "g":
                                                    if lettgr.isupper():
                                                        translation = translation + "ᚷ"
                                                    else:
                                                        translation = translation + "ᚷ"
                                                else:
                                                    translation = translation + lettgr

                                                    translation = ""
                                                    for letthr in phrase:
                                                        if letthr.lower() in "h":
                                                            if letthr.isupper():
                                                                translation = translation + "ᚺ"
                                                            else:
                                                                translation = translation + "ᚺ"
                                                        else:
                                                            translation = translation + letthr

                                                            translation = ""
                                                            for lettir in phrase:
                                                                if lettir.lower() in "i":
                                                                    if lettir.isupper():
                                                                        translation = translation + "ᛁ"
                                                                    else:
                                                                        translation = translation + "ᛁ"
                                                                else:
                                                                    translation = translation + lettir

                                                                    translation = ""
                                                                    for lettjr in phrase:
                                                                        if lettjr.lower() in "j":
                                                                            if lettjr.isupper():
                                                                                translation = translation + "ᛃ"
                                                                            else:
                                                                                translation = translation + "ᛃ"
                                                                        else:
                                                                            translation = translation + lettjr

                                                                            translation = ""
                                                                            for lettkr in phrase:
                                                                                if lettkr.lower() in "k":
                                                                                    if lettkr.isupper():
                                                                                        translation = translation + "ᚲ"
                                                                                    else:
                                                                                        translation = translation + "ᚲ"
                                                                                else:
                                                                                    translation = translation + lettkr

                                                                                    translation = ""
                                                                                    for lettlr in phrase:
                                                                                        if lettlr.lower() in "l":
                                                                                            if lettlr.isupper():
                                                                                                translation = translation + "ᛚ"
                                                                                            else:
                                                                                                translation = translation + "ᛚ"
                                                                                        else:
                                                                                            translation = translation + lettlr

                                                                                            translation = ""
                                                                                            for lettmr in phrase:
                                                                                                if lettmr.lower() in "m":
                                                                                                    if lettmr.isupper():
                                                                                                        translation = translation + "ᛗ"
                                                                                                    else:
                                                                                                        translation = translation + "ᛗ"
                                                                                                else:
                                                                                                    translation = translation + lettmr

                                                                                                    translation = ""
                                                                                                    for lettnr in phrase:
                                                                                                        if lettnr.lower() in "n":
                                                                                                            if lettnr.isupper():
                                                                                                                translation = translation + "ᚾ"
                                                                                                            else:
                                                                                                                translation = translation + "ᚾ"
                                                                                                        else:
                                                                                                            translation = translation + lettnr

                                                                                                            translation = ""
                                                                                                            for lettor in phrase:
                                                                                                                if lettor.lower() in "o":
                                                                                                                    if lettor.isupper():
                                                                                                                        translation = translation + "ᛟ"
                                                                                                                    else:
                                                                                                                        translation = translation + "ᛟ"
                                                                                                                else:
                                                                                                                    translation = translation + lettor

                                                                                                                    translation = ""
                                                                                                                    for lettpr in phrase:
                                                                                                                        if lettpr.lower() in "p":
                                                                                                                            if lettpr.isupper():
                                                                                                                                translation = translation + "ᛈ"
                                                                                                                            else:
                                                                                                                                translation = translation + "ᛈ"
                                                                                                                        else:
                                                                                                                            translation = translation + lettpr

    return translation


print(translate(input("Enter a letter: ")))