Using Python, option 1:
def MergeSort(lst1,lst2):
MergedList=[]
for index,i in enumerate(lst1):
MergedList.append(i+lst2[index])
MergedList[index].sort()
return MergedList
OUT=MergeSort(IN[0],IN[1])
Option 2:
MergedList=[i+IN[1][index] for index,i in enumerate(IN[0])]
for i in MergedList:
i.sort()
OUT=MergedList