Cody

# Tim

Rank
Score
1 – 50 of 1,338

#### Problem 45267. Zero

Created by: Asif Newaz

Created by: goc3

#### Problem 615. Nilpotent matrix

Created by: Grzegorz Knor

Tags matrix

#### Problem 44258. Outer product of multiple vectors

Created by: Andrew Newell

Created by: goc3

#### Problem 45260. Alternate list of elements

Created by: Jesús Zambrano

Tags vectors

#### Problem 45249. Frugal number

Created by: Asif Newaz

#### Problem 45251. Last non-zero digit

Created by: Asif Newaz

#### Problem 45255. Find the sequence

Created by: Asif Newaz

#### Problem 45253. Pell numbers

Created by: Asif Newaz

#### Problem 45254. Tribonacci Sequence

Created by: Asif Newaz

#### Problem 45245. String count

Created by: Asif Newaz

Tags string

#### Problem 45247. Tell your secret

Created by: Asif Newaz

Tags puzzle, tree

#### Problem 45248. Aquiles y la tortuga

Created by: Carlos Andreu Vilarroig

#### Problem 45246. Count digits

Created by: Asif Newaz

Tags number, count

#### Problem 42988. Linear system of equations

Created by: Abhishek Jain

Tags equations

#### Problem 45242. String to Binary Representation

Created by: David Hill

#### Problem 45243. Binary Array to Hex Representation

Created by: David Hill

#### Problem 45244. How many Christmas presents under the tree?

Created by: Miles Walker

#### Problem 45202. Check if number is a square number

Created by: David Motson

Tags square

#### Problem 656. Calculate Euler's phi function

Created by: Freddy

Created by: Ali

#### Problem 45231. Generate Golomb's sequence

Created by: Asif Newaz

#### Problem 45235. generate the matrix

Created by: Asif Newaz

Tags matrix

#### Problem 273. Recurring Cycle Length (Inspired by Project Euler Problem 26)

Created by: @bmtran (Bryant Tran)

#### Problem 1008. Determine if input is a Narcissistic number

Created by: Binbin Qi

Tags mod floor

#### Problem 1012. Determine if input is a perfect number

Created by: Binbin Qi

#### Problem 365. Numbers with prime factors 2, 3 and 5.

Created by: elias GR

Tags factors, primes

#### Problem 45234. Calculating large fibonacci numbers

Created by: Martin C.

#### Problem 45221. cofactor matrix

Created by: Asif Newaz

#### Problem 235. Project Euler: Problem 4, Palindromic numbers

Created by: Doug Hull

#### Problem 234. Project Euler: Problem 3, Largest prime factor

Created by: Doug Hull

#### Problem 45230. Remove duplicated triangles

Created by: Nicolas Douillet

#### Problem 45229. Bell Triangle

Created by: Asif Newaz

Tags number, bell, matrix

#### Problem 45206. How to find the position of an element in a vector without using the find function

Created by: Lap Nguyen

Tags test

#### Problem 45223. find nth even fibonacci number

Created by: Asif Newaz

Created by: Asif Newaz

#### Problem 45225. generate the matrix

Created by: Asif Newaz

Tags matrix

#### Problem 45224. Wythoff Sequence

Created by: Asif Newaz

#### Problem 45220. Find triangles from edge

Created by: Nicolas Douillet

#### Problem 45219. Find edges from a vertex

Created by: Nicolas Douillet

#### Problem 45216. Rotate a matrix without using rot90

Created by: Asif Newaz

#### Problem 45218. Find a common edge

Created by: Nicolas Douillet

Tags index, indices, list

#### Problem 45217. Find a common vertex

Created by: Nicolas Douillet

#### Problem 45211. AES SubBytes() Transformation

Created by: David Hill

#### Problem 45210. another bullseye

Created by: Asif Newaz

#### Problem 45207. Calculate days until Christmas

Created by: David Motson

Tags days, christmas

#### Problem 45205. Gray code

Created by: Asif Newaz

Tags gray

#### Problem 45203. Check if a number belongs in the fibonacci squence

Created by: David Motson

Tags fibonacci

#### Problem 45200. Elliptic Curve Cryptography (ECC) Point Addition

Created by: David Hill

1 – 50 of 1,338