Set .difference() Operation

Hacker
Rank
Score
179065
flag of India
00.00
179065
flag of India
00.00
179065
flag of South Africa
00.00
179065
flag of Sri Lanka
00.00
179065
flag of India
00.00
179065
flag of United States
00.00
179065
flag of India
00.00
179065
flag of India
00.00
179065
flag of India
00.00
179065
flag of India
00.00
179065
flag of India
00.00
179065
flag of Egypt
00.00
179065
flag of India
00.00
179065
flag of Philippines
00.00
179065
flag of Bolivia\r\nBolivia, Plurinational state of
00.00
179065
flag of Egypt
00.00
179065
flag of Saudi Arabia
00.00
179065
flag of India
00.00
179065
flag of India
00.00
179065
flag of India
00.00
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