In case you used all lower case letters:
jsdefhgsnrshbekhethitxiheflekfdulxshutfgnduelekheeksffmdyyfsfuegfngifjdiisftfdqfynslgffmdurnukdrkjhv
In case you used all upper case letters:
JSDEFHGSNRSHBEKHETHITXIHEFLEKFDULXSHUTFGNDUELEKHEEKSFFMDYYFSFUEGFNGIFJDIISFTFDQFYNSLGFFMDURNUKDRKJHV
Input/Output Test
Plaintext Letters P1 and P2 and
Ciphertext Letters C1 and C2 Keys A and B or error
message P 1 = E P2 = T C1 = C
C2 = U
P1 = I P2 = F C1 = P C2 = Q P1 = G P2 = O C1 = T C2 = H P1 = M P2 = U C1 = P C2 = R