MathForces - Math Olympiads
βeta
Blog
Users
Olympiads
Problems
About
Team
Rules
Login
Register
ololonso
Olympiad Rating:
1200
Problem rating:
205
Contribution:
0
Country: RU
Occupation: Other
About:
Olympiads
Problems
Games
Olympiads
Problems solved: 88
Lin's Numbers
x[x]
Lin's Octagon
Daniyar's Friends
Cube Cube Square
!Fancy cubic
Novirus
Max Area
Parking
Sum probability
Quadratic
Ordered papers
Not fibbo
Solutions on the interval
Base4
Cuboid
Powered Numbers
Simple sum
Simple expression
Product of areas
Gineq
Powered Numbers (Duplicate)
Rational Irrational
Negative roots
Angle chasing
Sequenta
Cool-divisble numbers
Sequence
Function
Expanding brackets
Just sequence
Almost squared numbers
Revolution
Zeros and Ones
C Sum
Positive product of sums
Odd divisors
Regular Polygons
Lin does shopping
Triangle and Square
Triangle in Hexagon
Concetric
5 instead of 1
New FE
Product of differences
Not your business
Fractions
Semiperimeter
Oh-matrix
Bools and cows
Factorial Factor
Independence
D Flags
Flip
Seven eleven
Equilateral Triangles
Small triangular numbers
Irreducible Fractions
Weird equation
U turn
Zero sequence
NRD pair
Square multiples of 24
Sum of digits 2020
Area of triangle
Friendly rooks
Squared fours
Relatively prime with 2020
Bingo!
Sum of Digits
Divisibility by 4
6-sums
Five Primes
Just Easy Sum
Lucky numbers
One three-digit number
2+1
Money date
2020 digit
Temirlan's cake
Digital Cubes
Random answer
2020 Palindromes
Sum of four
Numbers ratio
Tommorow's day
Cubical squares
Test
Games
Under construction