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Validate Credit Card Number

Before you start the test, check out our tutorial challenge

~10MIN

Start: Jun 07, 2019

SKILL PRACTICE CHALLENGE

Challenge outline
Tips
Leaderboard

Challenge outline
Tips
Leaderboard

Rank

Find user

Time

Result (max 50 PTS)

SC Simon Calo

Time 01:14

Result 50 (100%)

BEST

BW Brent Warwick

Time 06:33

Result 50 (100%)

BEST

j julmak

Time 08:03

Result 50 (100%)

BEST

RR Richard Rose

Time 09:00

Result 50 (100%)

BEST

Vipin Gupta

Time 09:06

Result 50 (100%)

BEST

MT Michał Tukaj

Time 10:49

Result 50 (100%)

BEST

A Adam Iwanicki

Time 12:37

Result 50 (100%)

BEST

Sushant Belsare

Time 14:54

Result 50 (100%)

BEST

WN Wojciech Nadybał

Time 14:59

Result 50 (100%)

BEST

IS Isabelle Simon

Time 16:16

Result 50 (100%)

BEST

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