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  1. Prepare
  2. Python
  3. Sets
  4. Set .add()
  5. Discussions

Set .add()

  • akshaysadaphule1
     + 0 comments
    s=int(input())
s1=set()
count=0
for i in range(s):
    ctry=input()
    s1.add(ctry)
for x in s1:
    count+=1
print(count)