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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...

7年以上前

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Construct a string from letters and counts
Given two input arrays like this: [5,3,1] ['a','b','c'] Output a string that contains each letter the specified num...

7年以上前

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Find the logic
There exists one logic in between input and output. Find it (easy math). Example 1: x=13 then y=339; Example 2: x=26...

7年以上前

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Assignment statements based on input value
Write an if-else statement that assigns finalValue with userValue + 5 if userValue is greater than 100. Otherwise assign finalVa...

7年以上前

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Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

7年以上前

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

7年以上前

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Test if a Number is a Palindrome without using any String Operations
*Description* Given an integer _X_, determine if it is a palindrome number. That is, _X_ is equal to the _X_ with the digits ...

7年以上前

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For loops: Odds sum
Write a for loop that assigns summedValue with the sum of all odd values from 1 to userNum. Assume userNume is always greater th...

7年以上前

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Find the "ordinary" or Euclidean distance between A and Z
A, B and Z define three points in the 3D _Euclidean_ space of the form: A = [x1;y1;0]; B = [x2;y2;0]; Z = [x2;y2;z]; Find th...

7年以上前

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Preset rpm speeds
A centrifuge has four preset speeds. Write a switch statement that assigns rpmSetting with the appropriate rpm speed given prese...

7年以上前

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Small aircraft weight limit
Write an if-else statement that evaluates to true if the sum of passengerWeight and cargoWeight is less than or equal maxWeight....

7年以上前

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Food safety
Assign safeTemperature with 1 if foodTemperature is less than 40 or greater than 165.

7年以上前

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Binary Coder
Take an input number and print the binary value of this number.

7年以上前

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Symmetry of vector
Determine whether the vector is symmetric or not (vector could be even or odd in length). For example: x = [1 2 3 3 2 1] ...

7年以上前

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random picture with random colours
write a function which creates a random(x,y) matrix with random RGB colours for example create_pic(5,5) gives us a 3d matrix. ...

7年以上前

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Back to basics 24 - Symbolic variables
Covering some basic topics I haven't seen elsewhere on Cody. Given a string algebraic expression, return the symbolic variabl...

7年以上前

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Armstrong Number
Determine whether the given input n-digit number is Armstrong Number or not. Return True if it is an Armstrong Number. An n-D...

7年以上前

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Bridge toll
Complete the example to calculate finalToll. The base toll for a bridge is baseToll. If the vehicle's weight is over 5,000 pound...

7年以上前

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Multiply by 3
Given the variable x as your input, multiply it by three and put the result in y.

7年以上前

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Writing a while loop
Write a while loop that continues to increment userValue by 5 until userValue is less than 0.

7年以上前

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While loop: Summation
Write a while loop that assigns summedValue with the sum of all values from 1 to userNum. Assume userNum is always greater than ...

7年以上前

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Sophie Germain prime
In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...

7年以上前

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Is it an Armstrong number?
An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. Fo...

7年以上前

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Remove the two elements next to NaN value
The aim is to *remove the two elements next to NaN values* inside a vector. For example: x = [6 10 5 8 9 NaN 23 9 7 3 21 ...

7年以上前

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DC chopper
Input x is the sampled signal vector, may have both AC and DC components. output vector y should have AC components removed then...

7年以上前

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ASCii Code
Using matlab, give the symbol that is associated with ASCii code 122

7年以上前

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Detect a number and replace with two NaN's
Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

7年以上前

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Vectors counting by 2
Create a vector numbers from 7 to 15 in increments of 2

7年以上前

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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.

7年以上前

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Half?
If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?

7年以上前