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  1. Prepare
  2. Python
  3. Sets
  4. Set Mutations
  5. Discussions

Set Mutations

  • nasir398
     + 0 comments

    here you go 

    len_A = map(int, input())
A= set(map(int, input().split()))
N = int(input())
for i in range(0, N):
    command, length = input().split()
    Sec_set = set(map(int, input().split()))
    eval("A."+command+"(Sec_set)")
print(sum(A))