Set .symmetric_difference() Operation

Hacker
Rank
Score
190198
flag of Pakistan
00.00
190198
flag of India
00.00
190198
flag of United States
00.00
190198
flag of India
00.00
190198
flag of India
00.00
190198
flag of United States
00.00
190198
flag of India
00.00
190198
flag of India
00.00
190198
flag of India
00.00
190198
flag of United States
00.00
190198
flag of France
00.00
190198
flag of Australia
00.00

[deleted]

190198
flag of null
00.00
190198
flag of India
00.00
190198
flag of India
00.00
190198
flag of India
00.00
190198
flag of India
00.00
190198
flag of United Kingdom
00.00
190198
flag of India
00.00
190198
flag of India
00.00
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