# Ramon Villamangca

Learner and Math Enthusiast

**Programming Languages:**

C++, C, Javascript, MATLAB, Assembly

**Spoken Languages:**

English

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**Content Feed**

Problem

Easy Sequences 30: Nearly Pythagorean Triangles

A Nearly Pythagorean Triangle (abbreviated as "NPT'), is integer-sided triangle whose square of the longest side, which we will ...

4 hours ago | 0 | 0 solvers

Solved

Calculate solution of given polynomial

For example, y=function([3 -2 -4]) In here, input vector indicate 3*x^2-2*x-4, y is solution of former equation. y=[1.5...

10 hours ago

Solved

A little bit of luck needed

This one may require a little bit of guess work, but it is possible. Hints: - The same solution might fail the tests once and ...

10 hours 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.

10 hours ago

Solved

Finding two missing number in 1 to n array

You are given an array of numbers from 1 to n with two missing numbers. Return the two missing numbers. Input: x=[5 2 0 1 ...

10 hours ago

Solved

Calculate cosine without cos(x)

Solve cos(x). The use of the function cos() and sin() is not allowed.

10 hours ago

Solved

Calculate sin(x) without sin(x)

Calculate y = sin(x) x = 0 -> y= 0 without the use of sin(x) or cos(x)

10 hours ago

Solved

Remove all the columns contains only zero

Remove the column from the matrix which has only zeros . Refer the Example below a= 1 0 3 0 23 0 56 0 1 ...

10 hours ago

Problem

Easy Sequences 29: Odd proper divisors of odd proper divisors

The number is special. It has odd number of proper divisors: . Furthermore, if you take any of its proper divisors, say , it t...

1 day ago | 0 | 0 solvers

Solved

i forgot to use capital I

When referring to yourself you should write "I" (capital) and not "i". So correct the input string x, but be aware that other u...

1 day ago

Problem

Easy Sequences 28: Sum of Radicals of Integers

The radical of a positive integer is defined as the product of the distinct prime numbers dividing . For example, the distinct ...

1 day ago | 1 | 1 solver

Problem

Easy Sequences 27: Product of Radicals of Integers

The radical of a positive integer is defined as the product of the distinct prime numbers dividing . For example, the distinct ...

1 day ago | 1 | 1 solver

Solved

Avengers Assemble!

Given matrix with so many zeroes, trim those zeroes and output a matrix joining all nnz elements Example: input = [0 0 0 0 0; 0...

1 day ago

Solved

Logarithm with base other than 'e'

The standard log() function in Matlab returns the natural logarithm (base equal to Euler's constant). Compute the logarithm for ...

1 day 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...

1 day 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;...

1 day ago

Solved

Where is the number that you want to find?

For a given matrix A, find where the input number x appears. Do this task by returning the vector which contains the row and th...

1 day ago

Solved

Get chain of consecutive characters

Write a function that will output a chain of consecutive characters, given 2 letters as input. It has to work backwards too. Exa...

1 day ago

Solved

intervals

Write a function that takes an interval from a to b, and divides it into 6 parts.

1 day ago

Solved

Percentage profit:2

If you are selling at x dollar, you are facing r1% profit; what will be the selling price for making r2% profit?

1 day ago

Solved

Percentage profit

If you are buying at x dollar, what will be the selling price for making the r% profit?

1 day ago

Solved

convert between ascii and characters

I have seen multiple problems like this but none of them have a robust test suite associated with them. The first input C is ...

1 day ago

Solved

0<=x<=pi?

Check whether the given angle is between zero and pi. Return logical true or false.

1 day ago

Solved

Set x value to each odd index of vector y.

Set x value to each odd index of vector y.

2 days ago

Solved

Delete x value in given vector y.

Delete x value in given vector y. Exapmle x=5; y=[ 1 2 5 6 74 5 2 5] result=[1 2 6 74 2]

2 days ago

Solved

Multiply two polynomials p and q given in in vector representation.

Multiply two polynomials p and q given in vector representation. Example p=[-2 0 1 -1 3 2] q=[1 0 -1 2 ...

2 days ago

Solved

Get derivarive of polynomial given as vector array.

Get derivarive of polynomial given as vector array. Example p=[ 1 2 0 5 0 3 ]; result=[ 5 8 0 10 ...

2 days ago

Solved

Calculate roots of polynomial given as vector array.

Calculate roots of polynomial given as vector array. Example x=[1 2 0 5 0 3] result=[-2.7267 ; ...

2 days ago