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William


Last seen: Today |  自 2012 起处于活动状态

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Semi-retired physicist with interests in numerical modeling and mathematics.

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addition
1+x = 18

4 hours 前

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addition
1+x = 17

4 hours 前

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addition
1 + x =16

4 hours 前

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addition
1+ x = 15

4 hours 前

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addition
1+x = 14

4 hours 前

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addition
x+ 1 = 13

4 hours 前

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addition
1+ x =12

4 hours 前

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addition
1+ x = 11

4 hours 前

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addition
1 +x =10

4 hours 前

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addition
1+ x = 9

4 hours 前

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addition
1+x = 8

4 hours 前

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addition
1 + x = 7

4 hours 前

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addition
1+ x = 6

4 hours 前

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addition
addition 1 +x to get 5

4 hours 前

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addition
added 1 + x to get 4

4 hours 前

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addition
adding 1 + x to get 3

4 hours 前

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List the ways to write 1/n as the sum of two unit fractions
Cody Problem 59841 involved counting the ways that can be written as the sum of two unit fractions (those with a numerator of 1...

4 days 前

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Count the ways to write 1/n as the sum of two unit fractions
The number 1/2 can be written as 1/3+1/6 and 1/4+1/4, and the number 1/9 can be written as 1/18+1/18, 1/12+1/36, and 1/10+1/90. ...

4 days 前

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List the segmented numbers
The sequence of segmented numbers begins 1, 2, 4, 5, 8, 10, 14, 15, 16. Notice that none of the terms is the sum of consecutive ...

4 days 前

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Out-of-Place Elements Count
Determine the number of elements in a list of integers that are not in their original order after sorting the list in ascending ...

4 days 前

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Determine if the square root is an integer.
Write code that returns true if perfect square and returns false if square root is not an integer.

6 days 前

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Calculate the Area of the Ring
You have Ring which consist of inner and outer Circles with Radius r and R which are not given but you'll be given Hprizontal ...

11 days 前

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Determine whether a number is a Gaussian prime
A Gaussian prime is a number that cannot be factored. For example, is not a Gaussian prime because it can be factored as the p...

11 days 前

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Sequencing Odd Even numbers
Given an input value n, create a vector which contains all odd numbers & even numbers centered around mean of vector. If the me...

11 days 前

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Extract Increasing Integers from Digit String
Given a string containing only digits, the function get_integers should return the list of increasing integers obtained by readi...

16 days 前

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Matrix Rotation
Write a MATLAB function that rotates a given matrix by 90 degrees clockwise. The rotation should be performed in-place, without ...

16 days 前

已解决


Palindrome Checker
Create a MATLAB function that checks whether a given string is a palindrome or not. A palindrome is a word, phrase, number, or o...

16 days 前

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Sun angle
Determine the angle of the sun above the horizon based on the time of day. Assumptions: the sun rises in the East at 6h00, cor...

17 days 前

已解决


Replace with Lower
Given a list of integers, for each element, replace it with the minimum integer found in the sub-list to its strict right (exclu...

17 days 前

已解决


Sort by absolute value
Given a list of numbers, arrange them in ascending order based on their absolute values. For example, for the list [-30, -5, 1...

17 days 前

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