# Problems

1 – 50 of 5,126
 Problem Title Likes Solvers Difficulty

#### Problem 42617. List of built-in demo images

Created by: Matthew Eicholtz

6

10

#### Problem 42778. GJam March 2016 IOW: Polynesiaglot Medium

Created by: Richard Zapor

4

7

#### Problem 965. False position (linear interpolation) method of finding a root.

Created by: Robert Canfield

1

21

#### Problem 973. Partial pivoting for Gauss Elimination

Created by: Robert Canfield

2

10

#### Problem 52839. Easy Sequences 33: Web Trapped Ant

Created by: Ramon Villamangca

2

10

#### Problem 52854. Poly2mask, drawpolygon or patch

Created by: warnerchang

Tags polygon

0

11

#### Problem 54545. String Logic 8

Created by: Athi

Tags logic, string

0

57

#### Problem 54555. String Logic 10

Created by: Athi

Tags logic, string

0

51

#### Problem 54565. String Logic 12

Created by: Athi

Tags logic, string

0

52

#### Problem 54570. String Logic 13

Created by: Athi

Tags logic, string

0

38

#### Problem 54595. String Logic 18

Created by: Athi

Tags logic, string

0

48

#### Problem 1752. Get me! v4 (Cody hacking challenge)

Created by: Frequency Domain

Tags hack, get me!

3

17

#### Problem 1763. Primes for Large N: 2^30, System Memory Limit

Created by: Richard Zapor

1

23

#### Problem 1866. Usage of mkdir and copyfile

Created by: Richard Zapor

Tags mkdir, copyfile, pwd

1

21

#### Problem 1875. GJam: 2013 China Event: Cannon Angle

Created by: Richard Zapor

Tags physics, gjam, roots

2

20

Created by: Richard Zapor

Tags urlwrite, unzip

1

15

Created by: Ted

2

4

#### Problem 2083. Independent direction vectors of a plane

Created by: Marcel

0

16

#### Problem 225. Subdivide the Segment

Created by: Roger Stafford

3

9

#### Problem 2390. Fair Scoring for Cody

Created by: Nicholas Howe

Tags cody, mtree, scoring

2

7

#### Problem 2907. Collaborative Fun : Nomination

Created by: rifat

3

9

#### Problem 3006. Test Driven Solution - Probability Problem 2

Created by: Jonathan

1

12

#### Problem 43025. Check if a directory is on the current MATLAB search path

Created by: Matthew Eicholtz

0

13

#### Problem 44074. GJam 2017 Kickstart: Parentheses (Small)

Created by: Richard Zapor

1

17

#### Problem 44075. GJam 2017 Kickstart: Parentheses (Large)

Created by: Richard Zapor

2

16

#### Problem 44894. Orientation of a 3D coordinate frame

Created by: Peter Corke

2

11

#### Problem 843. Hyperspectral Processing: Determine Material Components given a Hyperspectral vector

Created by: Richard Zapor

0

10

#### Problem 861. Memory Map File: Access and Update

Created by: Richard Zapor

1

20

#### Problem 55210. Determine whether one vector is a subset of another

Created by: ChrisR

6

10

#### Problem 55835. Distancia Vetores

Created by: Gustavo Oliveira

Tags vetores

0

41

#### Problem 55920. Juros Simples

Created by: Gustavo Oliveira

Tags function

0

31

#### Problem 55935. Loja de tintas

Created by: Gustavo Oliveira

Tags function

0

27

#### Problem 55955. Caracteres Unicos

Created by: Gustavo Oliveira

0

35

#### Problem 56035. sinus de pulsation a

Created by: Yannis Cuypers

Tags #2ee104

1

21

#### Problem 56095. Compound Interest : Future Value

Created by: Mehmet OZC

0

50

#### Problem 56105. Compound Interest: Interest Rate

Created by: Mehmet OZC

0

48

#### Problem 56125. Ordinary Annuity : Future Value

Created by: Mehmet OZC

0

34

#### Problem 56230. compter le nombre de zéros dans une matrice

Created by: Yannis Cuypers

Tags #2ee104

0

35

#### Problem 490. Fastest shortest-path-finder in the west

Created by: Alfonso Nieto-Castanon

1

15

#### Problem 57482. JannaT is Loved By Me

Created by: Md. Rayhan

0

27

#### Problem 57575. An array is given. Find the unique elements of the array. [keep the sequence unchanged]

Created by: Md. Ikrama Hossain

Tags basic, unique, array

0

37

#### Problem 49865. Sales Tax

Created by: Doddy Kastanya

Tags easy, tax

1

33

#### Problem 58144. Given the mass and stiffness of an undamped SDOF system, find the natural frequency and the natural period of vibration

Created by: cdawg

0

15

#### Problem 50132. Number Puzzle - 033

Created by: Doddy Kastanya

Tags puzzles

0

33

#### Problem 50137. Number Puzzle - 034

Created by: Doddy Kastanya

Tags puzzles

0

32

#### Problem 50152. Number Puzzle - 037

Created by: Doddy Kastanya

Tags puzzles

0

28

#### Problem 50162. Number Puzzle - 039

Created by: Doddy Kastanya

Tags puzzles

0

29

#### Problem 58319. Calculate the Voltage Through a Step-Up Transformer

Created by: Andrew Cheyne

Tags math, physics

0

26

#### Problem 50172. Number Puzzle - 041

Created by: Doddy Kastanya

Tags puzzles

1

29

#### Problem 50237. Number Puzzle - 045

Created by: Doddy Kastanya

Tags puzzles

0

28

1 – 50 of 5,126