# Write a Python Set | Pairs of complete strings in two sets # Function to find pairs of complete strings# in two sets of strings  def completePair(set1,set2):          # consider all pairs of string from    # set1 and set2    count = 0    for str1 in set1:        for str2 in set2:            result = str1 + str2              # push all alphabets of concatenated             # string into temporary set            tmpSet = set([ch for ch in result if (ord(ch)>=ord('a') and ord(ch)<=ord('z'))])            if len(tmpSet)==26:                count = count + 1    print (count)  # Driver programif __name__ == "__main__":    set1 = ['abcdefgh', 'geeksforgeeks','lmnopqrst', 'abc']    set2 = ['ijklmnopqrstuvwxyz', 'abcdefghijklmnopqrstuvwxyz','defghijklmnopqrstuvwxyz']    completePair(set1,set2)