Cody

Problems

1 – 32 of 32
Problem Title
Likes
Solvers
Difficulty

Problem 44360. Pentagonal Numbers

Created by: goc3

Tags series, number, sequence

9

578

Problem 44306. Is it really a 5?

Created by: goc3

Tags regexp, string, number

6

280

Problem 172. Test if a Number is a Palindrome without using any String Operations

Created by: @bmtran (Bryant Tran)

Tags palindrome, number, powers of 10

1

184

Problem 2274. Find the square of the sum of the digits of a number

Created by: Debopam

Tags square, number, sum

1

122

Problem 2270. Bit calculation

Created by: Debopam

Tags binary, count, number

2

122

Problem 2275. Palindrome numbers

Created by: Debopam

Tags palindrome, number

1

53

Problem 3001. Sphenic number sequence

Created by: goc3

Tags prime, number, factor

2

42

Problem 42380. Dice roll - opposite faces

Created by: goc3

Tags game, number, dice

1

40

Problem 3002. Not square-free number sequence

Created by: goc3

Tags square, number, integer

4

40

Problem 3018. Calculator spelling - Numbers to Letters

Created by: goc3

Tags number, letter, calculator

3

38

Problem 45253. Pell numbers

Created by: Asif Newaz

Tags number, sequence, pell

2

36

Problem 3019. Calculator spelling - Letters to Numbers

Created by: goc3

Tags number, letter, calculator

1

36

Problem 45223. find nth even fibonacci number

Created by: Asif Newaz

Tags series, number, fibonacci

1

36

Problem 3003. Mobius function

Created by: goc3

Tags prime, number, factor

4

34

Problem 45191. generate nth pentatope number

Created by: Asif Newaz

Tags number, pentatope

2

33

Problem 44654. convert the number to binary format & count digits

Created by: Srishti Saha

Tags matlab 101, matlab, binary

0

32

Problem 45412. Determina el número de cifras de un número

Created by: Lucía Honrubia Fernández

Tags math, number, digit

0

30

Problem 43967. Compound interest - number e

Created by: Daniel Pereira

Tags number, interest, e

2

29

Problem 45229. Bell Triangle

Created by: Asif Newaz

Tags number, matrix, Magic Numbers

1

27

Problem 2283. Convert a number to its Roman representation

Created by: Debopam

Tags number, conversion, roman

0

27

Problem 45249. Frugal number

Created by: Asif Newaz

Tags number, frugal, economical

2

27

Problem 45251. Last non-zero digit

Created by: Asif Newaz

Tags number, factorial

1

24

Problem 43584. Find Pseudo-Cyclic Number

Created by: Jaeho Seol

Tags number, cyclic

5

22

Problem 45246. Count digits

Created by: Asif Newaz

Tags count, number

3

21

Problem 45254. Tribonacci Sequence

Created by: Asif Newaz

Tags easy, number, sequence

1

20

Problem 45234. Calculating large fibonacci numbers

Created by: Martin C.

Tags number, fibonacci, large

2

19

Problem 45267. Zero

Created by: Asif Newaz

Tags number, bit manipulation, and

1

19

Problem 45250. Be happy

Created by: Asif Newaz

Tags number, happy

2

18

Problem 45343. How lucky r u ?

Created by: Asif Newaz

Tags number, sequence, lucky

2

12

Problem 45487. Check Digit - 02

Created by: Asif Newaz

Tags number, isbn

1

12

Problem 44293. Write out numbers in words

Created by: Mehmet OZC

Tags number, letter, spell

1

11

Problem 45376. Maya - 02

Created by: Asif Newaz

Tags number, maya, numerals

1

7
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