# Problems

1 – 50 of 2,115
 Problem Title Likes Solvers Difficulty

#### Problem 850. Spectral Distance - Speed Scoring

Created by: Richard Zapor

2

9

#### Problem 50137. Number Puzzle - 034

Created by: Doddy Kastanya

Tags puzzles

0

29

#### Problem 50152. Number Puzzle - 037

Created by: Doddy Kastanya

Tags puzzles

0

26

#### Problem 50162. Number Puzzle - 039

Created by: Doddy Kastanya

Tags puzzles

0

27

#### Problem 50172. Number Puzzle - 041

Created by: Doddy Kastanya

Tags puzzles

1

27

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

Created by: Richard Zapor

1

16

#### Problem 50247. Number Puzzle - 047

Created by: Doddy Kastanya

Tags puzzles

0

27

#### Problem 901. Now!

Created by: Óscar

Tags hack

1

29

#### Problem 907. Now! (Anticheating version 1)

Created by: Óscar

Tags hack, cody, cheat

2

15

#### Problem 925. Unique - Very Very Large Numbers

Created by: Richard Zapor

2

40

#### Problem 50524. Calculate the structural rank of a 2-by-4 matrix.

Created by: Tesfaye Girma

Tags matrix

0

26

#### Problem 952. Unique: Enhanced Performance - Avoiding Memory Crash

Created by: Richard Zapor

0

8

#### Problem 964. McCabe Complexity

Created by: Richard Zapor

5

36

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

Created by: Robert Canfield

1

18

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

Created by: Robert Canfield

2

8

#### Problem 974. Forward Elimination for Gauss Elimination

Created by: Robert Canfield

1

24

#### Problem 978. Backward Substitution

Created by: Ed Hall

2

29

#### Problem 51173. Squares inside a square!

Created by: Fatima Abdulla HCT2021

Tags area

0

42

#### Problem 51178. Area of the yellow shaded region

Created by: Fatima Abdulla HCT2021

Tags star area

0

40

#### Problem 51456. Compute an improper integral of a ratio of algebraic functions

Created by: ChrisR

1

10

#### Problem 52070. Compute the effective conductivity of a heterogeneous aquifer

Created by: ChrisR

1

10

#### Problem 52308. ICFP2021 Hole-In-Wall: Calculate Score

Created by: Richard Zapor

Tags contest, icfp

0

3

#### Problem 56563. Compute the drag on a moving vehicle

Created by: Aurelio

Tags physics

0

22

Created by: Matt

0

21

#### Problem 57422. Harmonic series counting

Created by: Roie Knaanie

Tags math, sequences

0

11

#### Problem 682. Image Processing 002 : Fix Vignetting in a Visible Sensor

Created by: Richard Zapor

3

9

#### Problem 685. Image Processing 2.1.1 Planck Integral

Created by: Richard Zapor

1

9

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

Created by: Alfonso Nieto-Castanon

1

15

#### Problem 49337. Minkowski distance

Created by: Alisio

1

38

#### Problem 739. Battleship_000 : (TM) Classic Game - Easy computer bot

Created by: Richard Zapor

1

11

Created by: Sibi

1

3

#### Problem 771. Map all the indices of an Array Indices into a Vector giving Index vs Row and Column

Created by: Richard Zapor

Tags find, ind2sub

2

34

#### Problem 49768. Find the worst traffic yesterday

Created by: Christopher Stapels

1

21

#### Problem 49865. Sales Tax

Created by: Doddy Kastanya

Tags easy, tax

0

26

3

53

#### Problem 50127. Number Puzzle - 032

Created by: Doddy Kastanya

Tags puzzles

0

29

#### Problem 50132. Number Puzzle - 033

Created by: Doddy Kastanya

Tags puzzles

0

30

#### Problem 50237. Number Puzzle - 045

Created by: Doddy Kastanya

Tags puzzles

0

26

#### Problem 1170. Count the Number of Undirected Cycles in a Graph

Created by: Joseph Kirk

2

11

#### Problem 1339. Travelling Salesman Problem (TSP)

Created by: Alex P.

0

20

#### Problem 2390. Fair Scoring for Cody

Created by: Nicholas Howe

Tags cody, mtree, scoring

1

7

#### Problem 2409. Find the Connecting Path

Created by: Nishat Savat

0

10

#### Problem 2424. Latest Question On Cody

Created by: rifat

1

26

Created by: goc3

1

24

#### Problem 2470. self description 2.0

Created by: rifat

Tags hack

0

13

#### Problem 255. Spiraling out of control....

Created by: Matt Fig

Tags math, spiral

1

8

#### Problem 2562. Juggling

Created by: Jan Orwat

6

11

#### Problem 2670. Error handling

Created by: Matthew Eicholtz

1

53

Created by: goc3

3

64

1 – 50 of 2,115