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

Set Mutations

  • vsowmika2004
     + 0 comments
    a=int(input())
n=set(map(int,input().split()))
N=int(input())
for i in range(N):
    c=input().split()
    d=set(map(int,input().split()))
    if(c[0]=='update'):
        n.update(d)
    elif(c[0]=='intersection_update'):
        n.intersection_update(d)
    elif(c[0]=='difference_update'):
        n.difference_update(d)
    else:
        n.symmetric_difference_update(d)
        
print(sum(n))