Cody

# Problems

1 – 50 of 52
 Problem Title Likes Solvers Difficulty

#### Problem 3. Find the sum of all the numbers of the input vector

Created by: Cody Team

137

34462

#### Problem 8. Add two numbers

Created by: Cody Team

141

30058

#### Problem 6. Select every other element of a vector

Created by: Cody Team

117

22183

#### Problem 7. Column Removal

Created by: Cody Team

97

18469

#### Problem 19. Swap the first and last columns

Created by: Cody Team

68

13630

#### Problem 10. Determine whether a vector is monotonically increasing

Created by: Cody Team

83

13174

#### Problem 233. Reverse the vector

Created by: Vishwanathan Iyer

24

7410

#### Problem 25. Remove any row in which a NaN appears

Created by: Cody Team

67

7150

25

6366

#### Problem 262. Swap the input arguments

Created by: Steve Eddins

30

5236

#### Problem 649. Return the first and last characters of a character array

Created by: @bmtran (Bryant Tran)

18

4316

#### Problem 31. Remove all the words that end with "ain"

Created by: Cody Team

15

1405

#### Problem 1501. Try 1.5.4: Celsius to Fahrenheit

Created by: Alex S.

5

653

Created by: Kyle

4

548

#### Problem 589. Matrix indexing with two vectors of indices

Created by: Nicholas Howe

3

535

#### Problem 44660. Perimeter of a semicircle

Created by: Srishti Saha

7

534

#### Problem 42348. Square a Number

Created by: Sarah McDonald

2

529

#### Problem 584. middleAsColumn: Return all but first and last element as a column vector

Created by: Nicholas Howe

3

432

#### Problem 1926. Unit Matrix

Created by: Prateek Reddy

1

394

#### Problem 1458. Is it a number?

Created by: Ye Cheng

2

393

#### Problem 42346. Create a Matrix of Zeros

Created by: Sarah McDonald

6

388

#### Problem 2114. Factorial Numbers

Created by: Petr Dostal

3

291

#### Problem 1463. Pascal's Matrix

Created by: Yaroslav

3

177

#### Problem 44408. ゼロでない要素が一番多い行を探そう

Created by: mizuki

7

171

#### Problem 42646. Matrix FUN

Created by: Manish Joshi

3

131

#### Problem 2031. Half-Swap

Created by: Khizar

1

125

#### Problem 42347. Create a Standard Size Vector

Created by: Sarah McDonald

1

106

#### Problem 44621. Product of all elements in an array

Created by: Srishti Saha

1

56

#### Problem 44670. Basic Quadratic Equation

Created by: Srishti Saha

2

52

#### Problem 44624. Return median of a matrix

Created by: Srishti Saha

0

47

#### Problem 44663. Datetime basics

Created by: Srishti Saha

0

46

#### Problem 44665. Percentage of zeros in a matrix of only 1s and 0s

Created by: Srishti Saha

2

46

#### Problem 42801. means

Created by: Thomas Bischoff

Tags matlab 101

1

44

#### Problem 44671. find number of times of occurrence of the most frequent number in a row vector

Created by: Srishti Saha

2

44

#### Problem 44635. Repetition of matrices

Created by: Srishti Saha

0

43

#### Problem 44653. Basics: counting digits of a number irrespective of the sign

Created by: Srishti Saha

0

41

#### Problem 44687. basic matrix operations: rotate and find sum of diagonal elements of the resultant matrix

Created by: Srishti Saha

0

40

#### Problem 44696. Sum of unique multiples of 3 and 5

Created by: Srishti Saha

1

40

#### Problem 44697. count upper and lower case characters

Created by: Srishti Saha

1

39

#### Problem 44634. Basic matrix operations using standard MATLAB commands

Created by: Srishti Saha

1

38

#### Problem 42818. center of mass

Created by: Thomas Bischoff

2

37

#### Problem 44659. Nth root of a number

Created by: Srishti Saha

1

37

#### Problem 44622. Check for keywords

Created by: Srishti Saha

1

37

#### Problem 44662. Check if there are white spaces in the input string

Created by: Srishti Saha

2

37

#### Problem 44618. surface areas of a cylinder

Created by: Srishti Saha

2

36

#### Problem 44707. Raise each element to the power of its index in a matrix

Created by: Srishti Saha

1

35

#### Problem 44654. convert the number to binary format & count digits

Created by: Srishti Saha

0

34

#### Problem 44620. generate capital english alphabets

Created by: Srishti Saha

1

34

#### Problem 44661. Remove white spaces at the end of the input string

Created by: Srishti Saha

1

32

#### Problem 44623. Basic matlab numeric and string manipulations

Created by: Srishti Saha

0

30

1 – 50 of 52