Solved

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...

13 years ago

Solved

Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

13 years ago

Solved

Center of mass
Given a matrix M(m,n), where m is the number of vertices of the geometrical element and n is 2 or 3 (2D-plane figure or 3D-solid...

13 years ago

Solved

give-nth-decimal-place-of-pi up to 100 digits
max 100th place after the decimal point this is upgrade problem of 142

13 years ago

Problem

give-nth-decimal-place-of-pi up to 100 digits
max 100th place after the decimal point this is upgrade problem of 142

13 years ago | 1 | 70 solvers

Solved

give nth decimal place of pi
max 15th place after the decimal point is ok for now

13 years ago

Solved

kmph to mps
convert kilometer per hour to meter per second

13 years ago

Problem

kmph to mps
convert kilometer per hour to meter per second

13 years ago | 11 | 755 solvers

Solved

Celcius to Kelvin
Convert Celsius degrees to Kelvin temperature.

13 years ago

Solved

Fahrenheit to Celsius converter
Convert Fahrenheit to Celsius degrees.

13 years ago

Solved

Celsius to Fahrenheit converter
Convert Celsius to Fahrenheit degrees.

13 years ago

Solved

Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

13 years ago

Problem

Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

13 years ago | 5 | 608 solvers

Solved

R2012b atan in Degrees
Return in degrees the atan result of inputs for all four quadrants. *Examples:* [x, y] Degrees 1 0 0 1 1 ...

13 years ago

Solved

find radius of cone
if Slant height of Cone(I)& hight of Cone(H) given then find radius of the Cone(R) for example I=5,h=4 then the ans R=3;

13 years ago

Problem

find radius of cone
if Slant height of Cone(I)& hight of Cone(H) given then find radius of the Cone(R) for example I=5,h=4 then the ans R=3;

13 years ago | 3 | 441 solvers

Solved

Generate a random matrix A of (1,-1)
Input n: is an positive integer which serves as the dimension of the matrix A; Output: A=(Aij),where each entry Aij is either...

13 years ago

Solved

select the primes of a vector
Find the prime numbers in a vector

13 years ago

Solved

Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

13 years ago

Solved

Derivative of polynomial
Compute the derivative of a given polynomial. The input is an <http://www.mathworks.com/help/matlab/math/representing-polynomial...

13 years ago

Solved

CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

13 years ago

Problem

CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

13 years ago | 3 | 387 solvers

Solved

Equal to their cube
Tell me three real numbers that are equal to their cubes?

13 years ago

Problem

Equal to their cube
Tell me three real numbers that are equal to their cubes?

13 years ago | 5 | 450 solvers

Solved

Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

13 years ago

Problem

Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

13 years ago | 3 | 562 solvers

Solved

Find the logic
There exists one logic in between input and output. Find it (easy math). Example 1: x=13 then y=339; Example 2: x=26...

13 years ago

Problem

Find the logic
There exists one logic in between input and output. Find it (easy math). Example 1: x=13 then y=339; Example 2: x=26...

13 years ago | 3 | 305 solvers

Solved

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...

13 years ago

Solved

Binary Coder
Take an input number and print the binary value of this number.

13 years ago