Anagrams

n = int(input())
arr = [0] * n
dict = {}
anna = {}
counter = 0
# add the input in
for i in range(n): 
  arr[i] = input()

# add to dictionary and maintain the arr of anna
for k in range(n):
  orgStr = arr[k]
  temp = list(orgStr)
  temp.sort()
  sortedStr = "".join(temp)
  # print("get ", dict.get(sortedStr))
  if(not not dict.get(sortedStr)):
    # print("wtf ", dict.get(sortedStr))
    dict[sortedStr].append(orgStr)
    if(not anna.get(sortedStr)):
      anna[sortedStr] = 2
    else:
      # print("moeowoow ", anna.get(sortedStr))
      anna[sortedStr] += 1
  else:
    # print(sortedStr)
    dict[sortedStr] = [orgStr]
print(len(anna))
for key in anna:
  print(anna.get(key))
  for w in dict.get(key):
    print(w)
# a = "bacterial
# arr = list("bacterial")
# arr.sort()
# print("".join(arr))

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED