Community Profile

photo

J. S. Kowontan


2,678 2017 年以降の合計貢献数

Computational mathematician and research scientist with specialization in algorithm development, AI and machine learning, signal and systems, modeling and simulation, physics engine development, operation research, advanced modern control and MATLAB programming.

連絡する

J. S. Kowontan's バッジ

  • Project Euler I
  • Puzzler
  • Draw Letters
  • Creator
  • Strings II Master
  • Word Puzzles Master
  • Celebrity
  • Computational Geometry II Master
  • Magic Numbers II Master
  • Computational Geometry IV Master
  • Indexing V Master
  • Number Manipulation II Master
  • Matrix Patterns III Master
  • Indexing IV Master
  • Functions I Master

すべて表示

貢献した分野
表示方法

解決済み


Pass the Threshold!!
Write a Matlab function that will take as input a matrix of arbitrary dimensions and a scalar threshold value, and return a vec...

約1年 前

解決済み


The Google Interview: Two Eggs Problem
Consider the following problem, a popular Google interview question: A firm has invented a super-strong egg. For publicity pu...

約1年 前

解決済み


Toads and Frogs Puzzle 2
On a two-dimensional board with 2n + 1 rows and 2n + 1 columns, all (2n + 1)^2 positions of the board, except the central one, a...

約1年 前

問題


Nash Equilibrium
In game theory, a player's *strategy* is any of the options that can be chosen in a setting where the pay-off depends not only o...

約1年 前 | 3

解決済み


Reverse the input
Given an input (n), produce an output in the reverse order with out using string variables or string function. Example x ...

約1年 前

解決済み


Sum of first n terms of a harmonic progression
Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

約1年 前

解決済み


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

約1年 前

問題


Let's Make A Deal: Criminal Minds
The game of Let's Make A Deal proceeds as follows; The player is given the choice of three doors: Behind one door is a car; b...

約1年 前 | 1

解決済み


Find argmax of a function
You are given vectors x and y (=f(x)). Return the element of x for which f(x) is maximized.

約1年 前

問題


Let's Make A Deal: The Player's Dilemma 2
Suppose you're on a game show, and you're given the choice of three doors: Behind one door is a car; behind the others, goats. Y...

約1年 前 | 1

問題


Let's Make A Deal: The Player's Dilemma
Suppose you're on a game show, and you're given the choice of three doors: Behind one door is a car; behind the others, goats. Y...

約1年 前 | 0

解決済み


Seperate array to small section according to its index position
Given a integer n, we can generate a sequence [0,1,2,3,4,..., 2^n-1], then we separate it to two sequence according to their ind...

約1年 前

解決済み


Penny Distribution Machine
A machine consists of a row of boxes. To start, one places N pennies in the leftmost box. The machine then redistributes the pen...

約1年 前

解決済み


God of War: The Chains Of Olympus
The Spartan warrior, Kratos, is held by a chain of _n > 1_ links in the underworld. His only chance of survival is to break the ...

約1年 前

解決済み


Counting Squares
An algorithm starts with a single square and on each of its next iterations adds new squares all around the outside as shown bel...

約1年 前

問題


God of War: The Chains Of Olympus
The Spartan warrior, Kratos, is held by a chain of _n > 1_ links in the underworld. His only chance of survival is to break the ...

約1年 前 | 0

問題


Penny Distribution Machine
A machine consists of a row of boxes. To start, one places N pennies in the leftmost box. The machine then redistributes the pen...

約1年 前 | 0

解決済み


Five Fingers
A little girl has just learnt how to count from 1 to N using the five fingers of her left hand as follows. She starts by calling...

約1年 前

問題


Five Fingers
A little girl has just learnt how to count from 1 to N using the five fingers of her left hand as follows. She starts by calling...

約1年 前 | 1

問題


Counting Squares
An algorithm starts with a single square and on each of its next iterations adds new squares all around the outside as shown bel...

約1年 前 | 1

解決済み


007: Chinese Barrack Invasion
*MISSION:* Successfully invade a military barrack located in China. *WARNING:* There is a row of _n_ security switches protec...

約1年 前

問題


007: Chinese Barrack Invasion
*MISSION:* Successfully invade a military barrack located in China. *WARNING:* There is a row of _n_ security switches protec...

約1年 前 | 1

問題


The Generalized-N Eggs Problem
A firm has invented a super-strong egg. For publicity purposes, it wants to determine the highest floor in a story building with...

約1年 前 | 1

問題


The Google Interview: Two Eggs Problem
Consider the following problem, a popular Google interview question: A firm has invented a super-strong egg. For publicity pu...

約1年 前 | 1

解決済み


Sort Reversal
There are n index cards in a row, with n distinct integers written on them (one number per card) so that the numbers are sorted ...

約1年 前

問題


Sort Reversal
There are n index cards in a row, with n distinct integers written on them (one number per card) so that the numbers are sorted ...

約1年 前 | 0

問題


Toads and Frogs Puzzle 2
On a two-dimensional board with 2n + 1 rows and 2n + 1 columns, all (2n + 1)^2 positions of the board, except the central one, a...

約1年 前 | 1

解決済み


Toads and Frogs Puzzle
On a one-dimensional board with n + m + 1 cells, there are n counters in the first n cells representing Toads and m counters in ...

約1年 前

問題


Toads and Frogs Puzzle
On a one-dimensional board with n + m + 1 cells, there are n counters in the first n cells representing Toads and m counters in ...

約1年 前 | 0

解決済み


Raise each element to the power of its index in a matrix
In a matrix, A = [1,2;3,4] raise the power of each element like: 1^1+2^3+3^2+4^4 and add it all to produce the result 274

約1年 前

Load more