Cody

Problems

1 – 19 of 19

Problem Title Likes Solvers

Problem 139. Determine if a Given Number is a Triangle Number

Created by: @bmtran (Bryant Tran)

Tags triangle numbers

7

311

Problem 1997. Compute Fibonacci Number

Created by: Alex

Tags numbers, fibonacci

3

299

Problem 2819. Find the 9's Complement

Created by: Pritesh Shah

Tags matlab

4

241

Problem 156. Parasitic numbers

Created by: the cyclist

Tags parasitic

4

238

Problem 2061. Narcissistic number ?

Created by: Jean-Marie Sainthillier

Tags narcissistic

2

237

Problem 2690. Armstrong Number

Created by: VIVEK RUHELA

Tags arithmetic, basic matlab

5

231

Problem 1925. Smith numbers

Created by: Sky Sartorius

Tags sum, factors

4

226

Problem 166. Kaprekar numbers

Created by: the cyclist

Tags kaprekar

3

226

Problem 2733. Evil Number

Created by: Jan Orwat

Tags easy, number theory, oeis

2

196

Problem 1826. Find vampire numbers

Created by: Andrew Newell

Tags factors, number theory

9

139

Problem 2056. Is this number Munchhausen Narcissistic?

Created by: Ted

Tags math, narcissistic number, munchhausen

2

134

Problem 2734. N-th Odious

Created by: Jan Orwat

Tags number theory, oeis, pop series

1

131

Problem 2248. Bell Number calculator

Created by: robin

Tags sets, partition

2

126

Problem 2593. Polite numbers. N-th polite number.

Created by: Jan Orwat

Tags number theory, a138591

2

122

Problem 2674. Generalised Hamming Number

Created by: Jean-Marie Sainthillier

Tags hamming

8

119

Problem 2595. Polite numbers. Politeness.

Created by: Jan Orwat

Tags number theory, oeis

6

112

Problem 1472. nth Rational Number

Created by: G K

Tags math

2

109

Problem 1771. Polygonal numbers

Created by: Jan Orwat

Tags number theory, sequence, polygonal

4

98

Problem 1742. Generate a Parasitic Number

Created by: James

Tags parasitic, cyclic

3

69

1 – 19 of 19

Trial software