Feeds
문제를 풀었습니다
Subset Sum
Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...
대략 2년 전
문제를 풀었습니다
Sums with Excluded Digits
Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...
대략 2년 전
문제를 풀었습니다
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...
대략 2년 전
문제를 풀었습니다
Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...
대략 2년 전
문제를 풀었습니다
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...
대략 2년 전
문제를 풀었습니다
Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...
대략 2년 전
문제를 풀었습니다
Trimming Spaces
Given a string, remove all leading and trailing spaces (where space is defined as ASCII 32). Input a = ' singular value deco...
대략 2년 전
문제를 풀었습니다
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, ....
대략 2년 전
문제를 풀었습니다
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...
대략 2년 전
문제를 풀었습니다
Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...
대략 2년 전
문제를 풀었습니다
Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
대략 2년 전
문제를 풀었습니다
Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...
대략 2년 전
문제를 풀었습니다
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...
대략 2년 전
문제를 풀었습니다
Find relatively common elements in matrix rows
You want to find all elements that exist in greater than 50% of the rows in the matrix. For example, given A = 1 2 3 5 ...
대략 2년 전
문제를 풀었습니다
Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...
4년 초과 전
문제를 풀었습니다
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...
5년 초과 전
문제를 풀었습니다
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
5년 초과 전
문제를 풀었습니다
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
5년 초과 전
문제를 풀었습니다
Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...
5년 초과 전
문제를 풀었습니다
Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...
5년 초과 전
문제를 풀었습니다
Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...
5년 초과 전
문제를 풀었습니다
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...
5년 초과 전
문제를 풀었습니다
Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...
5년 초과 전
문제를 풀었습니다
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
5년 초과 전
문제를 풀었습니다
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
5년 초과 전
문제를 풀었습니다
Function Iterator
Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...
5년 초과 전
문제를 풀었습니다
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
5년 초과 전
문제를 풀었습니다
Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...
5년 초과 전
질문
calling mexw64 function second time goes wrong
When I call my myPET3copy.mexw64 function, the first time goes well but the second time goes wrong. >> input=[.42,.1,400.,.08...
5년 초과 전 | 답변 수: 0 | 0
0
답변문제를 풀었습니다
Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
5년 초과 전
