def decode(data):
x = data.split(" ");
y = x[:len(x)/2]
z = x[len(x)/2:]
v = sum([list(c) for c in zip(y,z)], [])
return ' '.join([a[::-1] for a in v])
print(decode('I uoy evig .5 naem tnaw ot em I !ti'))
ZGVmIGRlY29kZShkYXRhKToKICAgIHggPSBkYXRhLnNwbGl0KCIgIik7CiAgICB5ID0geFs6bGVuKHgpLzJdCiAgICB6ID0geFtsZW4oeCkvMjpdCiAgICB2ID0gc3VtKFtsaXN0KGMpIGZvciBjIGluIHppcCh5LHopXSwgW10pCiAgICByZXR1cm4gJyAnLmpvaW4oW2FbOjotMV0gZm9yIGEgaW4gdl0pCiAgICAKcHJpbnQoZGVjb2RlKCdJIHVveSBldmlnIC41IG5hZW0gdG5hdyBvdCBlbSBJICF0aScpKQ==