Problems solved: 22

Seven eleven	Bools and cows	D Flags
Divisibility by 4	Relatively prime with 2020	Squared fours
2020 digit	Five Primes	Lucky numbers
6-sums	Random answer	Just Easy Sum
Uneven numbers	Numbers ratio	Digital Cubes
Tommorow's day	Cubical squares	2020 Palindromes
Money date	Sum of four	Temirlan's cake
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