# Problems

1 – 18 of 18
 Problem Title Likes Solvers Difficulty

#### Problem 54845. Sum of Arithmetic Progression

Created by: Shubham

14

15

#### Problem 447. swap sign sum & multiply castles

Created by: AMITAVA BISWAS

1

32

#### Problem 46040. Solve a Weird Calculator puzzle

Created by: ChrisR

0

7

#### Problem 2471. find the relation...

Created by: Pruthvi teja

Tags arithmetic

1

71

#### Problem 336. Similar Triangles - find the height of the tree

Created by: Bruce Raine

4

234

#### Problem 44395. Determine whether the input is divisible by 3 as well as 5

Created by: SUBROTA HALDER

Tags arithmetic

1

61

#### Problem 463. Looking for Squares

Created by: AMITAVA BISWAS

1

25

#### Problem 131. Least common multiple of many numbers

Created by: AMITAVA BISWAS

Tags arithmetic

2

205

#### Problem 44896. Parsing Expressions - Binary Arithmetic Operators I

Created by: Tom Holz

1

17

#### Problem 2230. Back to basics - array operations

Created by: Swapnali Gujar

1

48

#### Problem 2690. Armstrong Number

Created by: VIVEK RUHELA

7

276

#### Problem 43179. Red and green towers

Created by: Giovanni Mottola

1

18

#### Problem 1247. When can one be the Life Member of the IEEE?

Created by: Aritra Chatterjee

Tags arithmetic

4

72

#### Problem 339. exactly?

Created by: AMITAVA BISWAS

Tags arithmetic

1

50

#### Problem 553. How to multiply?

Created by: AMITAVA BISWAS

3

64

#### Problem 563. How to add?

Created by: AMITAVA BISWAS

8

115

#### Problem 52714. Multiply binary numbers

Created by: ChrisR

3

10

#### Problem 46120. Solve the Challenger puzzle

Created by: ChrisR

2

11

1 – 18 of 18