Set .difference() Operation

Hacker
Rank
Score
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of Armenia
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of India
00.00
179159
flag of Mexico
00.00
179159
flag of India
00.00
179159
flag of Vietnam
00.00
179159
flag of United States
00.00
179159
flag of India
00.00
179159
flag of United States
00.00
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