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# Muhtasim Haque Nahian

### BUET

206 total contributions since 2021

Undergrad Sophomore in the Dept. of Water Resources Engineering

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Draw 'D'.
Draw a x-by-x matrix 'D' using 0 and 1. example: x=4 ans= [1 1 1 0 1 0 0 1 1 0 0 1 1 1 1 0]

environ un mois ago

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Draw 'F'
Draw a x-by-x matrix 'F' using 1 and 0. (x is odd and bigger than 4) Example: x=5 ans= [1 1 1 1 1 1 0 0 0 0 ...

environ un mois ago

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Draw 'H'
Draw a x-by-x matrix 'H' using 1 and 0. (x is odd and bigger than 2) Example: x=5 ans= [1 0 0 0 1 1 0 0 0 1 ...

environ un mois ago

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Draw a 'N'!
Given n as input, generate a n-by-n matrix 'N' using 0 and 1 . Example: n=5 ans= [1 0 0 0 1 1 1 0 0 1 1 0 ...

environ un mois ago

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Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

environ un mois ago

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Celsius to Kelvin
Convert Celsius degrees to Kelvin temperature.

environ un mois ago

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Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

environ un mois ago

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

environ un mois ago

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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

environ un mois ago

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Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

environ un mois ago

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Unit Matrix
Given n, you should return an n-by-n unit matrix. Example: If input is n=2 then A = [ 1 0 0 1 ] If input ...

environ un mois ago

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Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

environ un mois ago

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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

environ un mois ago

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Determine the square root
Determine the square root of the value the user has entered, n.

environ un mois ago

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Y=X
Given an input variable x, output a variable y that is equal in value to x. Example: Input x = 1 Output y is 1 Inp...

environ un mois ago

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

environ un mois ago

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Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

environ un mois ago

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Change matrix to vector
Vector is a matrix whose size is 1 x n or n x 1. Change matrix to vector. x = 4 3 5 1 ...

environ un mois ago

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Find remainder when x is divided by 3
Find remainder when x is divided by 3

environ un mois ago

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first element of matrix
find the first elements of a column matrix

environ un mois ago

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Area of a Square
Given the length x of the side of a regular square, find the area of the square, A.

environ un mois ago

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Annual Salary
What is the annual salary of Mr. Cody if he works 40 hours a week and gets \$x per hour and a yearly bonus of \$2000? (Let, 50 wee...

environ un mois ago

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Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

environ un mois ago

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Write a code that will follow the equation y = x * (x + x) * x.
If x = 5, y = 5 * (5+5) * 5 = 250

environ un mois ago

Why Do I keep getting NaNs in my code???
NaN stands for Not a Number. If your variable/matrix/input does not have the specific number/range that should meet the argument...

environ un mois ago | 0

MATLAB Cody locked solutions to a solved problem
Yes, you cannot view the solutions which are shorter than your solution in size. You can only view the solutions which are of s...

environ un mois ago | 0

Question

My problems are vanished
I created some problems last night and created a group too. All those are now missing. Also my ranking progress, activites, bad...

environ un mois ago | 1 answer | 0

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Array of Ones
Create a 100 X 100 array of ones.

environ un mois ago

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Min of a Matrix
Return the minimum value in the given matrix.

environ un mois ago