Solved

Create sine function out of cosine
Please don't use sin(x) directly

5 years ago

Solved

Create tangent function out of sin and cos
Please don't use tan(x) directly

5 years ago

Solved

Create tangent function out of cosine only
Please don't use tangent and sine functions

5 years ago

Solved

Create tangent function out of sine function only
Please don't use cosine and tangent functions

5 years ago

Solved

Get 1-4-3-4-4
Get the value of the indices in the title and assign it to an array

5 years ago

Solved

Convert degrees to radians
Given input in degrees, output to radians

5 years ago

Solved

Count me in
Count the number of occurrences of the second input in the first input Ex. x1 = 12344455511; x2 =2; output = 1 ...

5 years ago

Solved

How to Concatenate two strings?
How to Concatenate two strings?

5 years ago

Solved

N-plicate me
Modified version of duplicate and triplicate me. Repeat elements of input vector with given input n Ex: input = [1 2 3 4 5...

5 years ago

Solved

Pointwise multiplication of vectors.
Pointwise multiplication of vectors x and y. Example x= [1 3 5 7 9 11 13 15 17 19] y=[ 1 4...

5 years ago

Solved

Sum positive elements of matrix.
Calculate sum of positive elements of the matrix.

5 years ago

Solved

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

5 years ago

Solved

Slope of the line passing through two points
Determine the slope of a line passing through the points a=[x1 y1] and b=[x2 y2].

5 years ago

Solved

Calculate some equation
Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...

5 years ago

Solved

Change matrix to vector
Vector is a matrix whose size is 1 x n or n x 1. Change matrix to vector. x = 4 3 5 1 ...

5 years ago

Solved

Display positive elements of matrix.
Display positive elements of matrix.

5 years ago

Solved

Compare two strings.
Compare two strings, whether they are equal or not.

5 years ago

Solved

How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

5 years ago

Solved

Select primes from the matrix.
Select primes from the matrix.

5 years ago

Solved

Solve expression III
Solve expression for given vector x. Expression = (tan(2*x^2+7*x-30.25)+log(x^3-2.25))/(nthroot(sin(x^3)^2+1/5*log(x^4-2.5),3))...

5 years ago

Solved

Solve expression II
Solve given expression. alpha=0.1(-x-y-50)/(exp((-x-y-50)/10)-1) beta=5exp((-x+y-60)/20) result=alpha+beta;

5 years ago

Solved

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

5 years ago

Problem

Easy Sequences 31: N-N's Sequence
We define the N-N's Sequence, as the series of all positive integers in ascending order and with repetition, wherein a appears ...

5 years ago | 1 | 16 solvers

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 ...

5 years ago | 2 | 23 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...

5 years 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 ...

5 years 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.

5 years 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 ...

5 years ago

Solved

Calculate cosine without cos(x)
Solve cos(x). The use of the function cos() and sin() is not allowed.

5 years 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)

5 years ago