Directions :
The rth letter is shifted to (r+1)th letter for r=1,3,5…..21,23,25 letters.
The rth letter is shifted to (r-1)th letter for r=2,4,6…..22,24,26 letters
In decoding the inverse process is followed.
Which letter is coded as ‘T’?
S
U
R
T
Q