# Problems

51 – 100 of 100
 Problem Title Likes Solvers Difficulty

Created by: HH

2

27

#### Problem 45388. Gapful numbers

Created by: Asif Newaz

1

14

#### Problem 2627. Convert to Binary Coded Decimal

Created by: Pritesh Shah

5

108

#### Problem 46016. Determine digits of the Copeland-Erdos constant

Created by: ChrisR

3

14

#### Problem 2629. Check transmitted data follow even parity (True or false)

Created by: Pritesh Shah

Tags numbers

1

51

Created by: HH

3

18

#### Problem 56283. Determine if Input is Oddish or Evenish (Odd/Even Sum of Digits)

Created by: Matt Tearle

Tags math, numbers

2

84

#### Problem 45302. Ugly numbers - 03

Created by: Asif Newaz

Tags easy, numbers, ugly

0

21

#### Problem 51720. Hoax Numbers

Created by: Dyuman Joshi

Tags primes, numbers

3

15

#### Problem 2559. Check that number is whole number

Created by: Pritesh Shah

21

2760

#### Problem 46090. Last Digit of fibonacci number

Created by: Asif Newaz

3

22

#### Problem 2522. Convert given decimal number to binary number.

Created by: Pritesh Shah

Tags numbers

15

1420

#### Problem 45342. Sieve of Eratosthenes

Created by: Asif Newaz

2

15

#### Problem 45377. Maya - 03

Created by: Asif Newaz

Tags numbers, sum, maya

2

8

#### Problem 45486. Check Digit - 01

Created by: Asif Newaz

Tags easy, numbers

1

19

Created by: HH

2

14

Created by: HH

Tags numbers

2

27

#### Problem 55265. Parametric Array

Created by: Dyuman Joshi

1

5

#### Problem 45344. lucky

Created by: Asif Newaz

2

12

#### Problem 46003. Compute Khinchin's constant

Created by: ChrisR

2

11

#### Problem 2600. Find out the Gray Code for a Given Binary Number

Created by: Pritesh Shah

Tags numbers

4

90

#### Problem 55360. Magical Land

Created by: Dyuman Joshi

0

6

#### Problem 45326. Decimal Fraction to binary conversion

Created by: Asif Newaz

0

8

#### Problem 45352. Number generator

Created by: Asif Newaz

Tags logic, numbers

1

11

#### Problem 42327. Convert Decimal Number to Hex number (including non integer value)

Created by: Pritesh Shah

1

24

#### Problem 45375. Maya - 01

Created by: Asif Newaz

1

10

#### Problem 42935. Sums of cubes and squares of sums

Created by: John D'Errico

8

198

Created by: HH

3

17

Created by: HH

Tags numbers

2

25

#### Problem 45297. Ugly numbers - 02

Created by: Asif Newaz

Tags numbers, ugly

1

18

#### Problem 45436. Successive zeros

Created by: Asif Newaz

Tags numbers

2

15

Created by: HH

2

33

#### Problem 45296. Ugly numbers - 01

Created by: Asif Newaz

Tags easy, numbers, ugly

0

21

Created by: CXD

0

9

#### Problem 54260. Concatenate input positive integers to obtain a maximum.

Created by: CXD

Tags series, numbers

1

16

Created by: CXD

0

2

Created by: CXD

1

6

Created by: CXD

2

6

Created by: HH

2

16

#### Problem 53064. Amazing circle of numbers 1 to n

Created by: Archin

Tags numbers, fun

1

4

#### Problem 56423. French Conundrum

Created by: Dyuman Joshi

1

5

#### Problem 42758. Convert float to base N

Created by: Alberto Comin

Tags numbers

1

17

#### Problem 45272. Pseudo-vampire number

Created by: Asif Newaz

2

18

#### Problem 54720. Hyperperfect Numbers

Created by: Dyuman Joshi

1

4

#### Problem 2643. Find out base of following arithmetic operation

Created by: Pritesh Shah

Tags numbers

4

12

Created by: HH

Tags numbers

2

23

#### Problem 52936. Easy Sequences 39: Perfect Squares in Pascal's Triangle

Created by: Ramon Villamangca

0

4

#### Problem 54385. three digits

Created by: CXD

Tags numbers

1

3

Created by: Dyuman Joshi

0

3

Created by: CXD

2

12

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