photo

Keita Abe


Last seen: 9 mesi fa Attivo dal 2022

Followers: 0   Following: 0

Statistica

All
  • Cody 10th Anniversary 10-Day Streak
  • Knowledgeable Level 1
  • CUP Challenge Master
  • First Answer
  • Commenter
  • Introduction to MATLAB Master
  • Promoter
  • Cody Problems in Japanese Master
  • Community Group Solver
  • Solver

Visualizza badge

Feeds

Visto da

Risolto


Symmetry of vector
Determine whether the vector is symmetric or not (vector could be even or odd in length). For example: x = [1 2 3 3 2 1] is s...

quasi 2 anni fa

Risolto


Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

quasi 2 anni fa

Risolto


Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

circa 2 anni fa

Risposto
10×10の三重対角行列のfor文を利用した作り方について
for文を使わない方法ではダメですか? diag という関数を使うと簡単にできそうでした。 対角行列の作成と行列の対角要素の取得 - MATLAB diag - MathWorks 日本 v = 4*ones(1,10); v1 = -1*ones...

circa 2 anni fa | 3

Risolto


Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

circa 2 anni fa

Risolto


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?

circa 2 anni fa

Risolto


Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

circa 2 anni fa

Risolto


Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

circa 2 anni fa

Risolto


Approximation of Pi
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given number of...

circa 2 anni fa

Risolto


Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

circa 2 anni fa

Risolto


Is the paranthesis sequence balanced ?
Quantum mechanics and computer science are interested in bra-kets. Today however you, the player, will have to write a function ...

circa 2 anni fa

Risolto


Morse Code Generator! Try it!
.... . .-.. .-.. --- . ...- . .-. -.-- --- -. . -.-.-- .-.. . - ... -.. --- ... --- -- . -- --...

circa 2 anni fa

Risolto


Alternately upper-lower case
Modify the string to alternate between upper and lower case. For example, s='achyuta' output='AcHyUtA' Update - Test case...

circa 2 anni fa

Risolto


Eliminate Polysyllabics: Long live short words!
Given a string s1, return s2 in which all the words with more than one syllable have been removed. To make things simple, we ...

circa 2 anni fa

Risolto


Can we make a triangle?
Given three positive number, check whether a triangle can be made with these sides length or not. remember that in a triangle su...

circa 2 anni fa

Risolto


Find the sides of an isosceles triangle when given its area and height from its base to apex
Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and ...

circa 2 anni fa

Risolto


Height of a right-angled triangle
Given numbers a, b and c, find the height of the right angled triangle with sides a and b and hypotenuse c, for the base c. If a...

circa 2 anni fa

Risolto


Right Triangle Side Lengths (Inspired by Project Euler Problem 39)
If _p_ is the perimeter of a right angle triangle with integral length sides, { _a_, _b_, _c_ }, there are exactly three solutio...

circa 2 anni fa

Risolto


Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vert...

circa 2 anni fa

Risolto


Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

circa 2 anni fa

Risolto


There are 10 types of people in the world
Those who know binary, and those who don't. The number 2015 is a palindrome in binary (11111011111 to be exact) Given a year...

circa 2 anni fa

Risolto


Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

circa 2 anni fa

Risolto


Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

oltre 2 anni fa

Risolto


Bit Reversal
Given an unsigned integer _x_, convert it to binary with _n_ bits, reverse the order of the bits, and convert it back to an inte...

oltre 2 anni fa

Risolto


Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

oltre 2 anni fa

Risolto


Given an unsigned integer x, find the largest y by rearranging the bits in x
Given an unsigned integer x, find the largest y by rearranging the bits in x. Example: Input x = 10 Output y is 12 ...

oltre 2 anni fa

Risolto


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...

oltre 2 anni fa

Risolto


Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

oltre 2 anni fa

Risolto


Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

oltre 2 anni fa

Risolto


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...

oltre 2 anni fa

Carica altro