kazuyoshi kouno

Last seen: 25 days ago | Active since 2020

Followers: 0 Following: 0

Programming Languages:
Python, C++, C, C#, MATLAB, Shell, VHDL
Spoken Languages:
English, Japanese
Professional Interests:
Mathematics, Programming, Computer Science

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0 Problems
1839 Solutions

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Solved

row removal
Consider a matrix and remove the first row of the matrix.

5 months ago

Solved

true or false
if the matrix has a zero, return true. else, return false

2 years ago

Solved

Inverse of Hilbert matrix
Given a non-negative integer x, return the element-wise power of 2 of the inverse of Hilbert matrix.

2 years ago

Solved

Find the complement of a number in binary
Input x is a decimal number and output y is the complement of binary representation of x. For example, x = 10 has the binary ...

2 years ago

Solved

odd number odd sum
How many three digit numbers are there whose sum of the digits is odd?

2 years ago

Solved

Check if number is a square number
Test if integer i is a square number. Return logical true if it is.

2 years ago

Solved

ASCII Code
Using matlab, give the symbol that is associated with ASCii code 90.

2 years ago

Solved

Replace odd number in given matrix by zero
Replace the odd numbers in a given matrix with zero. Example A = [ 17 24 1 8 15 23 5 7 ...

2 years ago

Solved

Subtract integers and add doubles
Create a function that subtracts a from b if a and b are integers and adds them if they are floats.

2 years ago

Solved

Corresponding ASCII code.
Given the number, the output will show the corresponding ASCII code.

2 years ago

Solved

string comparision
compare two strings if both are same return 1 else return 0

2 years ago

Solved

Convert decimal to hex as shown in test cases
Convert decimal to hex as shown in test cases.

2 years ago

Solved

Sum of 2 numbers in array
Given an array and a target sum, return true if any 2 numbers in the array sum up to the given target sum. Both numbers cannot h...

2 years ago

Solved

generate nth pentatope number
https://en.wikipedia.org/wiki/Pentatope_number

2 years ago

Solved

Determine point is located in a circle or not
Using input [x] and [y], determine the points (x,y) is located inside of circle (x^2+y^2=1) if point is located in circle, outp...

2 years ago

Solved

sum all digits
input = 123456789, output = 1+2+3+4+5+6+7+8+9 = 45

2 years ago

Solved

Extract the prime numbers
Given a list of elements, extract the prime numbers from that array.

2 years ago

Solved

non-repitition of numbers in a vector

2 years ago

Solved

A quadrant matrix
Write a function called quadrants that takes as its input argument a scalar integer named n. The function returns Q, a 2n-by-2n ...

2 years ago

Solved

Modulation index
The amplitude of the carrier signal is 2V and the amplitude of the modulating signal is 8V. Find its modulation index.

2 years ago

Solved

Freebies anyone? No!!!!
Feel free to copy paste all the tests and voila you solved the problem

2 years ago

Solved

Round to Nearest Multiple of 10^n

2 years ago

Solved

An array is given. Find the unique elements of the array. [keep the sequence unchanged]
An array is given. Find the unique elements of the array. [keep the sequence unchanged] For example if input x=[2 ,4 , 9 ,2 ,...

2 years ago

Solved

determine skid distance of car
Determine the distance a car skids to a stop given initial velocity (v) and time (t).

2 years ago

Solved

Quadratic equation
given three inputs (a, b, c) for the equation a*x^2+b*x+c=0; return 1 if the roots are complex (non zero imaginary), and 0 if th...

2 years ago

Solved

Find out if Quadratic Equation has real roots or not?
Input [a b c] ax^2+bx+c=0 Output [1 or 0] 1= Quadratic Equation has real roots 0= Quadratic Equation has imaginary roots

2 years ago

Solved

Prime number removal
remove all prime numbers from the input e.g. input = 1 2 3 4 5 6 7 8 9 10 11 12 ...

2 years ago

Solved

Check if a year is a leap year or not
Return 1 if a given year is a leap year or 0 if it is not

2 years ago

Solved

Reverse digits of a number
Reverse digits of a number. For example, return *321* for the input *123* . The left-hand zeros can be discarded. For exam...

2 years ago

Solved

Calculate Simple Intrest for given data
P,N,R stands for Principle amount, No. of years and rate of intrest resp. Calculate intrest I

2 years ago