crypt = {}
for i in range(32,123):
r = (3 * i - 61) % 91 + 33
c1 = chr(r)
if r % 2 == 0:
c2 = chr((2 * i - 31) % 91 + 33)
crypt[ chr(i) ] = c1 + c2
else:
c2 = chr((2 * i - 32) % 91 + 33)
c3 = chr((3 * i - 60) % 91 + 33)
crypt[ chr(i) ] = c1 + c2 + c3