137 slot

slot 8 - 555 , 156 , 118 , 115 , 261 , 203 , 157 , 137 Step 3 of 3:) The number of subjects in each slot is not specified and also there is a need to minimize the number of slots so in order to maintain the variation in the slots and keep it to minimal we can divide the subject ( each element occurring only once) as follows: popay slot