Exercise 4: Encryption by column transposition

Decrypt the following text was achieved by applying column-transposed encryption on

a French language text in which the spaces have been removed. Knowing that the key used is a

permutation of length 8.

ahcaaieqreeiecadapniieliuouuxiusnlbcoretclliauintsefesetdletvseeeedeauennsuu

ivntshnenlttvtlydsrtonsasrutonndicneijttestjliiaeesaoleddrevlriaimxrpserulnaereautvor

qgidoeelutssglaneeslh