# Problems

1 – 20 of 20
 Problem Title Likes Solvers Difficulty

Created by: Ted

1

74

#### Problem 44062. Polar Form Complex Number Entry

Created by: Jess Stuart

Tags polar, complex

2

32

#### Problem 44159. calculate PI without using pi function

Created by: huashou

Tags pi;

2

66

#### Problem 44748. Amicable numbers

Created by: cdeliu

1

49

#### Problem 42826. Euler–Mascheroni constant

Created by: Thomas Bischoff

Tags math

1

35

Created by: HH

1

44

#### Problem 44230. I'm going to enjoy watching you calculate, Mr Anderson

Created by: James

2

33

#### Problem 42917. Nth roots of unity

Created by: Martin C.

Tags root, complex, unity

1

39

#### Problem 44476. How many unique Pythagorean triples?

Created by: Shaul Salomon

0

132

#### Problem 44289. Find two triangular numbers whose sum is input.

Created by: Mehmet OZC

2

79

#### Problem 44229. How brilliant are you?

Created by: James

3

41

#### Problem 43584. Find Pseudo-Cyclic Number

Created by: Jaeho Seol

Tags number, cyclic

5

23

#### Problem 42913. Pseudo Square Root (Inspired by Project Euler 266)

Created by: James

1

38

#### Problem 42377. Bouncy numbers

Created by: Jean-Marie Sainthillier

1

28

#### Problem 42394. It's going down. We're finding simbers!

Created by: James

3

57

#### Problem 1308. Give me Hamming on five, hold the mayo

Created by: James

2

37

#### Problem 44403. Goldbach's marginal conjecture - Write integer as sum of three primes

Created by: yurenchu

3

45

Created by: JD

2

25

Created by: HH

2

31

#### Problem 42914. Counting the Grand Primes

Created by: John D'Errico

3

38

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