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Ofer Saferman


Last seen: 10 months 前 自 2013 起处于活动状态

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已解决


Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

6 years 前

已解决


Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

6 years 前

已解决


Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

6 years 前

已解决


Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

6 years 前

已解决


Remove all the consonants
Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...

6 years 前

已解决


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

6 years 前

已解决


Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

6 years 前

已解决


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

6 years 前

已解决


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

6 years 前

已解决


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

6 years 前

已解决


Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

6 years 前

已解决


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

6 years 前

已解决


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

6 years 前

已解决


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

6 years 前

已解决


Add two numbers
Given a and b, return the sum a+b in c.

6 years 前

已解决


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

6 years 前

已解决


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

6 years 前

已解决


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

6 years 前

已解决


Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

11 years 前

已解决


kmph to mps
convert kilometer per hour to meter per second

11 years 前

已解决


give-nth-decimal-place-of-pi up to 100 digits
max 100th place after the decimal point this is upgrade problem of 142

11 years 前

已解决


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...

11 years 前

已解决


Given the name from the legend, return the handle
Write a function that will return the handle to the desired object. The input for this function will be a string which represent...

11 years 前

已解决


Continued fractions
Find a <http://en.wikipedia.org/wiki/Continued_fraction continued fraction> approximation of x.

11 years 前

已解决


Find the function 2
Given a set of point (x,y) and the coordinate x of a new point, find the y value of new point. Test Suite is based on only one ...

11 years 前

已解决


only input
Return the output without writing any code into the function.

11 years 前

已解决


subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

11 years 前

已解决


frame of the matrix
Given the matrix M, return M without the external frame.

11 years 前