Feeds
已解决
Making change
Given an amount of currency, return a vector of this form: [100 50 20 10 5 2 1 0.5 0.25 0.1 0.05 0.01] Example: Input a = 2...
2 years 前
已解决
Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...
2 years 前
已解决
Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...
2 years 前
已解决
Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...
2 years 前
已解决
Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...
2 years 前
已解决
Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...
2 years 前
已解决
Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....
2 years 前
已解决
Laws of motion 4
Given the initial velocity 'u', final velocity 'v' and acceleration 'a', find the distance travelled.
2 years 前
已解决
Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...
2 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...
2 years 前
已解决
Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...
2 years 前
已解决
Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...
2 years 前
已解决
Scoring for oriented dominoes
Given a list of ordered pairs, and the order they should be placed in a line, find the sum of the absolute values of the differe...
2 years 前
已解决
Sum of series IX
What is the sum of the following sequence: Σ 1/k! for k=1...n for different n?
2 years 前
已解决
Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)
2 years 前
已解决
Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?
2 years 前
已解决
Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?
2 years 前
已解决
Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?
2 years 前
已解决
Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?
2 years 前
已解决
Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?
2 years 前
已解决
Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?
2 years 前
