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MATCH THE STRINGS (2 CHAR) very easy

Match the given string based on first two characters on each string. For example A='harsa'; b='harish'; result '1' ...

ongeveer 2 jaar ago

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Find the Nth Root of a Given Number

Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

ongeveer 2 jaar ago

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Matlab Basics II - Log and natural log

Write a function that calculates the difference between the log and natural log of a vector, to two decimal places example: ...

ongeveer 2 jaar ago

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How to calculate log?

There is a log that have base 5. How to calculate? log5(x)?

ongeveer 2 jaar ago

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Remove the air bubbles from a vector

_*A reduced version of Problem 112*_ Given a column vector v, return a vector w in which all the zeros have "bubbled" to the ...

ongeveer 2 jaar ago

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How many days in a month?

Return the number of days in a given month in 2017. If the input is not a valid month number, return -1. Examples: Input...

ongeveer 2 jaar ago

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Horizontal matrix sort

Given a matrix x with n rows and m columns, return a matrix y with n rows and 2m columns, such that every row in x is sorted fro...

ongeveer 2 jaar ago

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Draw 'J'

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

ongeveer 2 jaar ago

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Draw a 'Z'.

Given _n_ as input, generate a n-by-n matrix like 'Z' by _0_ and _1_ . Example: n=5 ans= [1 1 1 1 1 0 0 0 1 ...

ongeveer 2 jaar ago

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COUNT VOWEL 2

The objective of this problem is to determine the number of unique vowels used in the given string. Now count vowels in STRI...

ongeveer 2 jaar ago

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house of cards

How many cards do one need to build a house of cards with n stages? Short explanation: /\ 2 cards for 1 stage ...

ongeveer 2 jaar ago

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attenuation

A beam of X-rays propagates a length d(1) through a medium with an attenuation coefficient alpha(1). After that the beam propaga...

ongeveer 2 jaar ago

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Sum the Digits of a Number

Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...

ongeveer 2 jaar ago

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Getting the row and column location from a matrix

This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get <http://www.mathwo...

ongeveer 2 jaar ago

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Given a matrix, return the last eigen value

Given a matrix, return the first eigen value For example: x = magic(5) 17 24 1 8 15 23 5 7 14 ...

ongeveer 2 jaar ago

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Determine if input is odd or even

Determine if input is odd or even, sample problem

ongeveer 2 jaar ago

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Power of n ?

Determine if _x_ (positive integer) is a power of _n_, return true or false accordingly.

ongeveer 2 jaar ago

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Create vector as shown in test cases

Create vector as shown in test cases

ongeveer 2 jaar ago

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MATLAB Basic: rounding IV

Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

ongeveer 2 jaar ago

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Delete 2nd and 5th column of Given 6*6 matrix

Delete the 2nd and 5th columns of the given 6*6 matrix. Example Suppose A = magic(6) 35 1 6 26 19 ...

ongeveer 2 jaar ago

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Make a vector of prime numbers

Input(n) - length of vector with prime numbers Output(v) - vector of prime numbers Example: * n=1; v=2 * n=3; v=[2 3 5...

ongeveer 2 jaar ago

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Alternating 1´s and 0´s in a matrix

Given an odd number n, write a function that creates a matrix y with dimension nxn alternating 1's and 0's, and starting with 1 ...

ongeveer 2 jaar ago

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Create an 'arrow-head" matrix

Write a function that when given an odd number, produces an arrow-head function pointing to the right. Examples n = 3 ...

ongeveer 2 jaar ago

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Test if two numbers have the same digits

Given two integers _x1_ and _x2_, return |true| if the numbers written with no leading zeros contain the same digits. That is, t...

ongeveer 2 jaar ago

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Narcissistic number ?

Inspired by Problem 2056 created by Ted. In recreational number theory, a narcissistic number is a number that is the sum of ...

ongeveer 2 jaar ago

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Double the next!

Given two numbers, m and n, find a matrix m x n where each element value is twice the value of the previous element. Starting fr...

ongeveer 2 jaar ago

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Rotate Matrix Depending on the input

Rotate matrix (CounterClockwise) via 90, 180 or -90 depending on the input Ex. a = [1 2 3; 4 5 6; 7 8 9] b = 90; ...

meer dan 2 jaar ago