Java Singleton Pattern

Hacker
Rank
Score
76089
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76089
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76089
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76089
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76089
flag of United States
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76089
flag of India
00.00
76089
flag of India
00.00
76089
flag of United States
00.00
76089
flag of India
00.00
76089
flag of United States
00.00
76089
flag of India
00.00
76089
flag of United States
00.00
76089
flag of Singapore
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76089
flag of Germany
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76089
flag of Turkey
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76089
flag of India
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76089
flag of United States
00.00
76089
flag of United States
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