Community Profile

# mansour torabi

##### Last seen: 9 days ago
1,064 total contributions since 2021

View all

Contributions in
View by

Solved

Reverse Calculator
Use this reverse calculator and give correct output Its simple, In my Reverse calculator if you press 0 it will be considered...

1 month 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 ...

1 month ago

Solved

Cosine frequency doubler
Given an input vector containing a cosine wave of unknown frequency, produce an output vector of the same length containing a co...

1 month ago

Solved

hanoi towers II
with 3 rods (1,2 & 3), the goal is to move a tower of n disks from rod #1 to rod #3. You can move disks only one by one, on the...

1 month ago

Solved

The Tower of Hanoi
In the <http://en.wikipedia.org/wiki/Tower_of_Hanoi Tower of Hanoi problem> with 3 rods (1, 2 & 3), the goal is to move a tower ...

1 month ago

Solved

Create a matrix from a cell
In this problem , you must convert a cell into a matrix and pad each cell with NaN. *Example 1:* If you have the input...

2 months ago

Solved

Unique values without using UNIQUE function
You must return unique values in a vector in *stable* mode without using the unique function. About stable order flag: ...

2 months ago

Solved

counting groups!
This problem is about counting groups. Example If you have x: x = [0.8 0.8 0.8 0.3 0.3 0.4 0.5 0.6 0.6 0.9] then a...

2 months ago

Solved

Dice face matrix!
This is dice simulator, but instead of making a random die number, you will receive an "pre-rolled" number in and spit out a mat...

2 months ago

Solved

Find the next prime number
Find the next prime number or numbers for given n. For example: n = 1; out = 2; or n = [5 7]; out = [7 11]; ...

2 months ago

Solved

Symmetric matrix
You must create a n-by-n *symmetric* matrix such that A(row,col) = row/col for col >= row. Example if n =3 : output is : ...

2 months ago

Solved

Replace x value into y value in string text.
Replace x value into y value in string text. Example text='Hello World' x='World', y='Universe' result='Hello Universe'.

2 months ago

Solved

Set x value to each even index of vector y.
Set x value to each even index of vector y.

2 months ago

Solved

Perfect square.
Determine if the input is a perfect square or not. Example - If input is 25, return 1. If input is 17, return 0.

2 months ago

Solved

Convert array of decimal numbers into binary numbers array.
Convert an array of decimal numbers into binary numbers array. For example: x = [1 2 3 4 5 6 7 8]; result = [1; 10; 11;...

2 months ago

Solved

Count given word x in text.
Count how many times given word x repeats in text.

2 months ago

Solved

Solve expression I
Solve expression (1+sin(x))/cos(x)+cos(x)/(1+sin(x)) for given vector x.

2 months ago

Solved

Find hen's weight.
If hen weights x kilos on two legs, how much does it weights on one leg? Output the result.

2 months ago

Solved

Find cosine between two given vectors u and v.
Find cosine between two given vectors u and v. Example u = [5 2 0 5 3 0]; v = [3 2 5 1 ...

2 months ago

Solved

Solve t^(a*x^2+b*x+c)=s
Solve t^(a*x^2+b*x+c)=s. Return x vector as result. Example a=1, b=2, c=1, t=3, s=15. Result x(1)= 0.5700 x(2)=-2.5700 H...

2 months ago

Solved

The sum of individual numbers...
Well this one is taking a number and then summing the individual parts till you reach a value of 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0...

2 months ago

Solved

Oh Zero Zero Zero!!!
Hello all, So you have to find the largest section of zeros in a vector and then find the length of those zeros and there start...

2 months ago

Solved

Ohm's Law
Well its Ohm's law... So V = IR! I will give two of the three values, such as V and I or I and R and you have to return th...

2 months ago

Solved

Angle between Two Vectors
The dot product relationship, a dot b = | a | | b | cos(theta), can be used to determine the acute angle between vector a and ve...

2 months ago

Solved

Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

2 months ago

Solved

calculate PI without using pi function
There are many methods to get the pi(Ratio of circumference to diameter). You should get pi without using the pi function in M...

2 months ago

Solved

Calculate the number of elements in a matrix.
Calculate the number of elements in a matrix.

2 months ago

Solved

Speed of car travelling x meters in y seconds
What is the speed of a car if the car travelled x meters in y seconds? Supply the answer in m/s.

2 months ago

Solved

raise 1/3
Raise a number to 1/3 power.

2 months ago

Solved

Sum of unique multiples of 3 and 5
If we list all the natural numbers up to 15 that are multiples of 3 or 5, we get 3, 5, 6, 9, 10, 12 and 15. The sum of these mul...

2 months ago