best way is to use no's.shahab03 wrote:
s1)
if the # is 161 rem is 0
if its 162 rem is 1
two differing values
hence insuff
s2)113 rem is 1
123 rem is 4
two differing values
hence insuff
s1)+s2)
let the # is 163
rem is 2
263 rem is 4
363 rem is 6
hence rem changes
hence insuff
IMO E
