# Srishti Saha

### Whitefield

A data scientist by profession, electronic engineer by education and a coder by the hobby

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**Content Feed**

Solved

Find number of days

The input is two date in string format (dd-mm-yyyy) find out the number of days between these two dates. Example: input: ...

2 years ago

Solved

Rotate Matrix Clockwise (45 Degree)

*Matrix (3x3 only) rotation clockwise*: 2 inputs: *x* matrix and *n* times. output: *y* matrix with *n x 45* degree ro...

2 years ago

Solved

Determine if given number is perfect

A number is <http://en.wikipedia.org/wiki/Perfect_number perfect> if it is equal to the sum of its factors, excluding itself. ...

2 years ago

Solved

Vector Magnitude Calculator

'a' is a vector that starts at the origin and ends at (x, y). Find ||a||. Hint: It is as simple as "ABC".

2 years ago

Solved

Half-Swap

Given a vector with an even number of elements, rearrange it so that the elements in its first half are switched with those i...

2 years ago

Solved

Average of square wave

given positive and negative peak , calculate dc level, 50% duty cycle

2 years ago

Solved

Project Euler: Problem 10, Sum of Primes

The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

3 years ago

Solved

Project Euler: Problem 8, Find largest product in a large string of numbers

Find the greatest product of five consecutive digits in an n-digit number. 73167176531330624919225119674426574742355349194934...

3 years ago

Solved

Project Euler: Problem 9, Pythagorean numbers

A Pythagorean triplet is a set of three natural numbers, a b c, for which, a^2 + b^2 = c^2 For example, 3^2 + 4^2 =...

3 years ago

Solved

Project Euler: Problem 4, Palindromic numbers

A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 ...

3 years ago

Solved

Project Euler: Problem 3, Largest prime factor

The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

3 years ago

Solved

Sum of digit range

Example: If A is n1, and B is n2 digit positive numbers. A*B's digit range will be [c d] (c = min & d = max). Then return ...

3 years ago

Solved

The great 82-year-old

Let's answer the question below; 'I am *x* years old and I have never written programs. If I study from now, will I be able ...

3 years ago

Solved

Coin change combinations.

Using only pennies (1), nickels (5), dimes (10), quarters (25), half dollars (50), and dollars (100), how many different combina...

3 years ago

Solved

length of string on cylinder

A cylinder H cm high has a circumference of C cm. A string makes exactly N complete turns round the cylinder while its two ends ...

3 years ago

Solved

given number is power of n or not?

Check weather The input is power of n or not? for example x=8,n=2 --> true x=6,n=2 --> false

3 years ago

Solved

determine the sum of the squares

if x = 4, the solution will be: y = 1^2+2^2+3^2+4^2=1+4+9+16 = 30.

3 years ago

Solved

Create a square matrix of zeros of even order

Create a square matrix of zeros of even order

3 years ago

Solved

Text processing - Help Johnny write a letter home from camp

Johnny overuses the word 'great'. Write a script that will help him with this and future letters. If a sentence contains more ...

3 years ago

Solved

angle in regular polygon

Make a function which returns measure of interior angle in x-side regular polygon. x is as input. Please pay attention, that 1 ...

3 years ago

Solved

Which quadrant?

Given a complex number, output quadrant 'I' 'II' 'III' or 'IV' | II | I | ...

3 years ago

Solved

Continued fractions

Find a <http://en.wikipedia.org/wiki/Continued_fraction continued fraction> approximation of x.

3 years ago

Solved

Sum all integers from 1 to 2^x

Given a number x, your function must return the summation of all integers from 1 to 2^x.

3 years ago

Solved

Was ist denn los?

Nur für deutschsprechende Leute! Wie geht's? ...also gut, bis bald!

3 years ago

Solved

Test of Quiz

Answer the questions and write in vector. Only one answer is correct. The founder of fuzzy logic is 1a) D. Golberg 1b)...

3 years ago

Solved

Array GCD

* Find Greatest Common Divisor in a given array * Function Template: function ans = arraygcd(a) % a=[45 15 200 ...

3 years ago

Solved

Bell Number calculator

Calculate a vector of Bell numbers for sets up to length n. Bell numbers are the maximum number of partitions of a set. See the ...

3 years ago

Solved

Binary

Given a positive, integer n, create a function that returns the respective binary number in the form of a vector. Example: ...

3 years ago

Solved

Vertical matrix sort

Given a matrix x with n rows and m columns, return a matrix y with 2n rows and m columns, such that every column in x is sorted ...

3 years ago

Solved

Is it an Armstrong number?

An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. Fo...

3 years ago