Standardize Mobile Number Using Decorators

Hacker
Rank
Score
48723
flag of Vietnam
00.00
48723
flag of Sri Lanka
00.00
48723
flag of
00.00
48723
flag of
00.00
48723
flag of
00.00
48723
flag of
00.00
48723
flag of
00.00
48723
flag of
00.00
48723
flag of
00.00
48723
flag of
00.00
48723
flag of India
00.00
48723
flag of
00.00
48723
flag of United States
00.00
48723
flag of India
00.00
48723
flag of Hong Kong
00.00
48723
flag of India
00.00
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