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Solved

Matrix Quadrants

Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...

16 days ago

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Simple Interest : Calculate Present Value

Theorem : Simple Interest where; F : Future Value P : Present Value r : Annual simple interest rate (decimal) t : Time in...

16 days ago

Solved

Simple Interest : Calculate Future Value

Theorem : Simple Interest where; F : Future Value P : Present Value r : Annual simple interest rate (decimal) t : Time in...

17 days ago

Solved

Zero or hero

A number will be given as an input. You can be hero if it's not zero. (Just for fun)

17 days ago

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Compute the drag on a moving vehicle

We assume no rolling resistance, and the simple rule for Drag : , where is the density of the fluid (assumed at 1.2 ), is the ...

17 days ago

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Determine if vector has any zeroes

Return 1 if vector has atleast 1 zero, else return 0

17 days ago

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Make roundn function

Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

17 days ago

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Circumscribed circles

Given the lengths of the 3 sides of a triangle, output the radius of the circumscribed circle. Example: [3 4 5] -> 2.5

17 days ago

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Basics: 'Find the eigenvalues of given matrix

Find the eigenvalues y for a given matrix x.

17 days ago

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find the surface area of a cube

given cube side length x, find the surface area of the cube, set it equal to y

17 days ago

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Check that number is whole number

Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. http://en.wikipedia.org/wiki/Whole_numb...

17 days ago

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Roll the Dice!

*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

17 days ago

Solved

Number of 1s in a binary string

Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

17 days ago

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Ordered pairs of integers (I, J).

Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the conditi...

17 days ago

Solved

Sum all integers from 1 to 2^x

Given a number x, your function must return the summation of all integers from 1 to 2^x.

17 days ago

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Find the sum of the elements in the "second" diagonal

Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

17 days ago

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determine the sum of the squares

if x = 4, the solution will be: y = 1^2+2^2+3^2+4^2=1+4+9+16 = 30.

17 days ago

Solved

Finding sum of even numbers in a vector.

Find the sum of all the even numbers present in the input vector x. Examples: Input x = [1 2 3 4] Output y is 6 Input...

17 days ago

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Sum of first n positive integers

Given n, find the sum of first n positive integers Example: If n=10, then x=1,2,3,4,5,6,7,8,9,10. The sum of these terms is 55

17 days ago

Solved

Sum the squares of numbers from 1 to n

For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

17 days ago

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Find sum of negative elements in row.

Find sum of negative elements in row. Example x=[1 -5 3 4 -6 6 7 8 9 10] result = -11

17 days ago

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Sum of the Multiplication of Vectors

Given the vectors x and y as input, multiply the vectors and return the summation of its elements. Example: x = [1 2 ...

17 days ago

Solved

Sum of self power series

The series, 1^1,2^2,3^3,4^4,.... Find the sum of such series when x terms are given.

17 days ago

Solved

Find the remainder - 02

Given an array of integers, find the remainder when the summation of all the elements is divided by N

17 days ago