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Learn
Compete
Library
Forum
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Problem Archive
Master your skills with curated coding challenges
Browse Catalogue
Catalogue
ID
Title
Tags
Difficulty
Acceptance
66
Marathon
Easy
49.3%
68
Opposite number
Easy
42.3%
69
New number
Easy
31.9%
70
Palindrome Number
Easy
37.4%
71
Armstrong number
Easy
37.7%
72
Divisibility
Easy
24.0%
73
Swap the values
Easy
46.3%
74
Positive, negative or zero
Easy
43.0%
77
Water and Ice
Easy
29.9%
78
Numbers of the same sign
Easy
35.1%