解決済み

Multiply the Diagonals of Two Vectors
Find the diagonals of vectors a and b and multiply them.

4ヶ月前

解決済み

Replace All Below-Average Elements in a Matrix with Zero
Given a 2D matrix of numbers, find the mean of all elements. Replace any element that is strictly below the mean with 0. Return ...

4ヶ月前

解決済み

Triangle Area Using Heron's Formula
Given the three side lengths a, b, and c of a triangle, calculate its area using Heron's formula and round to 4 decimal places. ...

4ヶ月前

解決済み

Count the vowels in a string
Given a string, return the number of vowels (a, e, i, o, u — case insensitive). Example: count_vowels('Hello World') returns 3

4ヶ月前

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Keep Only Even Numbers
Given a vector, return a new vector containing only the even numbers in their original order. Example: keep_evens([1 2 3 4 5 6])...

4ヶ月前

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Sum the main diagonal of a matrix
Given a square matrix, return the sum of its main diagonal elements. Example: diag_sum([1 2 3; 4 5 6; 7 8 9]) returns 15

5ヶ月前

解決済み

Convert Celsius temperature to Fahrenheit
Given a temperature in Celsius, return the equivalent in Fahrenheit. Formula: F = C * 9/5 + 32Example: cel2fahr(100) returns 212...

5ヶ月前

解決済み

Count how many elements are above the mean
Given a vector, return the count of elements strictly greater than the mean of the vector. Example: above_mean_count([1 2 3 4 5]...

5ヶ月前

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Determine if a number is prime
Given a positive integer n, return 1 if it is prime, 0 otherwise. Example: is_prime(7) returns 1, is_prime(4) returns 0

5ヶ月前

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Reverse the characters of a string
Given a string, return the string with characters in reverse order. Example: rev_string('hello') returns 'olleh'

5ヶ月前

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[Mảng 1 Chiều Cơ Bản]. Bài 3. Số nhỏ nhất
Cho mảng số nguyên A[] gồm N phần tử, hãy đếm xem trong mảng của bạn có bao nhiêu số có cùng giá trị nhỏ nhất. Ví dụ mảng A = {1...

5ヶ月前

解決済み

Find vampire numbers
A vampire number is a number v that is the product of two numbers x and y such that the following conditions are satisfied: at ...

9ヶ月前

解決済み

Multiplying the Sums of Two Arrays
Get two arrays, add the values within the array up, and then multiply the two total values. [2,3]*[3,6] 5*18 90

9ヶ月前

解決済み

Mach Number Calculator
Create a solver which converts a speed in km/s to a Mach Number Round to 2 decimal places Requires: Mach Number Formula (ea...

9ヶ月前

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Linearly Spaced Array
Create a linearly spaced array from 0 to x consisting of y elements.

9ヶ月前

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Sum of even numbers in a vector
Write a function that takes a vector of numbers and returns the sum of all the even numbers in the vector.

9ヶ月前

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Addition
Add together the values of a and b.

9ヶ月前

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Multiplication
Multiply a and b.

9ヶ月前

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Squares
Find the square of x.

9ヶ月前

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Subtraction
Subtract a from b.

9ヶ月前

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Division
Divide a by b.

9ヶ月前

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Point on a line
Find the slope of the straight line between the points a and b. Then find y at x=20.

9ヶ月前

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Write a string
The answer should be a string that is the value: "I like apples!" (Ignore the quotation marks, just write what is inside the ...

9ヶ月前

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X-intercepts of a quadratic.
Find the y value of the quadratic of the function at a point x.

9ヶ月前

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Addition II
find a+b+c+d

9ヶ月前

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Exponents
Set a varible y = to x^2

9ヶ月前

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Solve for factorial of X
It gives you the number x, and set y equal to x factorial. Ex. There are 52 cards in a deck, each specific order of all 52 car...

9ヶ月前

解決済み

Return the Square of a Number
Write a function that takes a single numeric input x and returns its square. That is, given x, your function should output x^2....

9ヶ月前

解決済み

The Five Infection (Boss Level)
Given a 3x3 matrix A, replace: every value that is equal to five every value that is directly adjacent to a five with zero in...

9ヶ月前

解決済み

Fives Begone
Given any sentence as an input value 'sentence', turn all fives into the letter X and return the improved sentence. Also, turn a...

9ヶ月前