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chris shen


Last seen: alrededor de 1 mes ago
89 total contributions since 2021

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Calculate days until Christmas
Provided with inputs year, month, day e.g. 2019,11,12, calculate the number of days until the next Christmas day, i.e. the next ...

alrededor de 1 mes ago

Solved


birthday on same day of week
Say, Mr. X's birthday is on 20th July, 2014. It was Sunday. Determine the closest year when his birthday will again be on Sunday...

alrededor de 1 mes ago

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How Many Months Until It's Today Again?
Given a particular date, calculate how many months must pass before that same day of the month occurs on the same day of the wee...

alrededor de 1 mes ago

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weekday and month
Given a year and a weekday, determine how many months of that year had five of those weekdays. It is kind of easy to find. Ex...

alrededor de 1 mes ago

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microseconds passed today
Calculate the amount of microseconds passed for a given date string. Return the value, rounded to the nearest integer, as a stri...

alrededor de 1 mes ago

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calculate the day of the year from a date string.
'09-Oct-2016' is the 283rd day of the year. So doy = dayoftheyear('09-Oct-2016') should return doy = 283

alrededor de 1 mes ago

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Find my birthday
Given a birth date x, find my age when my birth day will fall on the same day as I was born. So if I was born on Monday, what a...

alrededor de 1 mes ago

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Get an array of month-ends in a date range
Create a function that would return a list of month-ends falling in a given date range. If a start date or end date falls on a...

alrededor de 1 mes ago

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Lost days
Given two dates in a particular format, calculate the difference between them.

alrededor de 1 mes ago

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Leap Year
According to Gregorian Calender(which is in use now, in many countries),decide whether a given year is a leap year or not. Give...

alrededor de 2 meses ago

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leap year
find the number of leap years within the given time interval

alrededor de 2 meses ago

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Friday or not
I love Friday. Please tell me whether the day is Friday. Dateformat is 'yyyy-mm-dd' or 'dd-mmm-yyyy' or 'mm/dd/yyyy'. Exa...

alrededor de 2 meses ago

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Calendar Matrix
Return a calendar matrix for the given values of month and year. Assume that Sunday is the first day of the week. The resulting ...

alrededor de 2 meses ago

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Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...

alrededor de 2 meses ago

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Find the day for a date
Today's day and date will be given to you. By utilising that you need to find the day of the old date. (Date will be in DD/MM/YY...

alrededor de 2 meses ago

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Count the days
Count the occurrence of a particular day (e.g. Monday) in a given year.

alrededor de 2 meses ago

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Friday the 13th
According to superstition, lots of unpleasant stuff happens on Friday the 13th, so you might like to find the next occurence of ...

2 meses ago

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Day counter function
Write a function called _day_counter_ that returns the number of Mondays that fell on the first day of the month in a given year...

2 meses ago

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How long until the weekend?
Write a function a that takes a date vector as an input and returns the number of hours until the weekend begins. The beginning...

2 meses ago

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Days until next NewYear ball drop
Given a date string in the form 'yyyy-mm-dd' or 'yyyy-mm-dd hh:mm:ss', calculate the number of *days* until the dropping of the ...

2 meses ago

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Datetime basics
Generate the datetime scalar representing the current date

2 meses ago

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

2 meses ago

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Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

2 meses ago

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Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<https://imgur...

2 meses ago

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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

2 meses ago

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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

2 meses ago

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Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

2 meses ago

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...

2 meses ago

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Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...

2 meses ago

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Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...

2 meses ago

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