Problems

Note that you can solve most task in any order!
Already solved ones are at the bottom of the table.

Tagged with: hash - total 4 (clear filter)

Id	Title	Translations	Solved	Blessing
13	Weighted sum of digits	DE ES RU ZH SK	10076	3.95
17	Array Checksum	DE ES RU SK	8826	4.18
156	Luhn Algorithm	SK	1017	7.93
70	Most Frequent Word		722	8.53