Problems solved: 48

Relatively prime with 2020	Numbers ratio	One three-digit number
Sum of four	Money date	Cubical squares
Temirlan's cake	Test	2020 Palindromes
Tommorow's day	Random answer	Square multiples of 24
Function	2+1	Expanding brackets
Weird equation	Small triangular numbers	Equilateral Triangles
Parking	Divisibility by 4	Squared fours
Bingo!	Minimizing Fibb	Zero sequence
Area of triangle	Many digits	2020 digit
Just sequence	Oh-matrix	C Sum
Simple expression	Not your business	Sum of digits 2020
Bools and cows	Novirus	5 instead of 1
U turn	Triangle in hyperbola	Product of differences
Sum probability	6-sums	Lucky numbers
Concetric	New FE	Gineq
Friendly rooks	Flip	First geometry

Games

Under construction