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Power supply: 230V to 115V
The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V. Software is always chea...

12 years ago

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Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...

12 years ago

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Matrix multiplication across rows
Given matrix m, return matrix n such that, rows of n are result of multiplication of the rows of the input matrix Example ...

12 years ago

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index of n^2 in magic(n)
input=5 magic matrix 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22 10 ...

12 years ago

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ascii value
let input='a' output=97

12 years ago

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Alternately upper-lower case
Alternately upper-lower case Let s='achyuta' output='AcHyUtA'

12 years ago

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union without repitition
Let a = [9 9 9 9 9 9 8 8 8 8 7 7 7 6 6 6 5 5 4 2 1] b = [1 1 1 3 3 3 3 3 4 4 4 4 4 10 10 10] Output should be [9 8...

12 years ago

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Find offset of given matrix element from first matrix element
Given matrix m and an element of that matrix, return the offset from its first element. e.g. m=[11 2 34; 40 51 6; 87 8 109] el...

12 years ago

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Test of Quiz
Answer the questions and write in vector. Only one answer is correct. The founder of fuzzy logic is 1a) D. Golberg 1b)...

12 years ago

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Who is the baby and who is the daddy in this family?
Given an array of numbers that shows the characteristcs of all family members, find who is the baby and who is daddy in this fam...

12 years ago

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average for three points
how to calculate the average (for each three values of y) y=[2 3 5 3 4 2 3 4 5 3 2 7 8 6 5 5 4 3 3 3 2 ] you ...

12 years ago

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Strange Number Algorithms
Three integer numbers will be provided to you. Write a function to Step1: Multiply first number by 3. Step2: Add 6 with t...

12 years ago

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Calculate Engine Power
Calculate Engine Power (P) in kW given the values of Torque(M) in Nm and Engine Speed(n) in rpm

12 years ago

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Palindrome Check
Check whether the entire matrix is palindrome or not. Example matrix = [7 8 7] matrix_reverse = [7 8 7] So the mat...

12 years ago

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Convert a vector of Integers into a matrix of binaries
Convert a vector of positive integers into a matrix containing their binary representation. Each column of the output contains t...

12 years ago

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interesting center of magic matrix
output the centre of magic matrix of n input=7; output=25

12 years ago

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A matrix of extroverts
Now that the introverts have had their script, the extroverts spoke up (naturally!) and demanded one as well. You will be given...

12 years ago

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Evaluate Polynomial
Given a polynomial equation coefficients in a vector p, you have to return its value at x. Example: For inputs p and x ...

12 years ago

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Sum Rows
Sum the same indexed (unique) rows. Examine the test suite. Related Challenge - <http://www.mathworks.com/matlabcentral/cody/...

12 years ago

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Time Expansion
How can you slow down any discrete-time signal? Example Input original signal x. x = [1 2 3 -1 -2 -5 -4] We want t...

12 years ago

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Roots
Find out the roots of a given polynomial equation.Given are the coefficients of the equation.

12 years ago

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Let's get back to school, and create multiplication tables
For a given range, create multiplication tables. (start is always < endno) Example start = 17 endno = 19 Then, ...

12 years ago

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index of n in magic(n)
let input=5; magic matrix 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22 ...

12 years ago

Solved

Reverse Calculator
Use this reverse calculator and give correct output Its simple, In my Reverse calculator if you press 0 it will be considered...

12 years ago

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Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

12 years ago

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Find the dimensions of a matrix
Just find the number of columns of the given matrix. Example x = [1 2 3 4 5 6] y = 2

12 years ago

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Reverse a matrix
Its simple. You have to reverse a given matrix.

12 years ago

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ベクトル [1 2 3 4 5 6 7 8 9 10]　の作成
MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

12 years ago

Solved

Test
Answer the question and the correct answer write in vector. Only one answer is correct. 1a Yes 1b No 1c No 1d No ...

12 years ago

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2倍してみよう - ここからスタート！
初めにこの問題を試してみよう。入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

12 years ago