### Year 2018

#### Jun

13^{th} Jun 2018 (58^{th}) – Ford-Fulkerson Method (Max-flow)

6^{th} Jun 2018 – Missed, On Leave

#### May

30^{th} May 2018 – Missed, On Leave

23^{rd} May 2018 (57^{th}) – Karger’s Algorithm (Minimum cut)

16^{th} May 2018 (56^{th}) – Solution – Currency Arbitrage with Increasing Rate

11^{th} May 2018 – Cancelled

4^{th} May 2018 – Cancelled

#### Apr

27^{th} Apr 2018 – Cancelled

20^{th} Apr 2018 – Cancelled

13^{rd} Apr 2018 – Cancelled

6^{th} Apr 2018 – Cancelled

#### Mar

30^{th} Mar 2018 – Missed, Public Holiday

23^{rd} Mar 2018 (55^{th}) – Bitcoin – Simple Payment Verification (SPV)

16^{th} Mar 2018 (54^{th}) – Cryptographic Hash Function – Properties

9^{th} Mar 2018 (53^{rd}) – Collation in MS SQL Server

2^{nd} Mar 2018 (52^{nd}) – Solution – Currency Arbitrage with Decreasing Rate

#### Feb

23^{rd} Feb 2018 (51^{st}) – Merkle Tree

16^{th} Feb 2018 – Missed, Chinese New Year

9^{th} Feb 2018 (50^{th}) – RSA

2^{nd} Feb 2018 (49^{th}) – Solution – Currency Arbitrage

### Jan

26^{th} Jan 2018 (48^{th}) – Overview of Bitcoin and Blockchain

19^{th} Jan 2018 (47^{th}) – Johnson’s Algorithm

12^{th} Jan 2018 (46^{th}) – Dijkstra’s Problem with Negative Edge

5^{th} Jan 2018 (45^{th}) – Solution – Sprint Completion Time

### Year 2017

#### Dec

29^{th} Dec 2017 – Missed, On Leave

22^{nd} Dec 2017 – Missed, On Leave

15^{th} Dec 2017 (44^{th}) – Rod Cutting Problem

8^{th} Dec 2017 (43^{rd}) – Task Scheduling – Unlimited Server

1^{st} Dec 2017 (42^{nd}) – Solution – RC Election Result

#### Nov

24^{th} Nov 2017 (41^{st}) – Traveling Salesman Problem (Brute force and Bellman–Held–Karp)

17^{th} Nov 2017 (40^{th}) – Hamiltonian Path

10^{th} Nov 2017 (39^{th}) – Coin Exchange – Min Number of Coins

3^{rd} Nov 2017 (38^{th}) – Solution – Choosing Oranges

#### Oct

27^{th} Oct 2017 – Missed, On Leave

20^{th} Oct 2017 (37^{th}) – Coin Exchange – Number of Ways

13^{th} Oct 2017 – Missed, JLT D&D

6^{th} Oct 2017 (36^{th}) – Solution – Team Lunch

#### Sep

29^{th} Sep 2017 (35^{th}) – Floyd-Warshall Algorithm

22^{nd} Sep 2017 (34^{th}) – Executing SP using EF; Transaction in Nested SP

15^{th} Sep 2017 (33^{rd}) – Solution – FaaS; Pseudo-polynomial Complexity

8^{th} Sep 2017 – Missed, JLT Family Day

1^{st} Sep 2017 – Missed, Hari Raya

#### Aug

25^{th} Aug 2017 (32^{nd}) – Multithreaded Programming

18^{th} Aug 2017 (31^{st}) – Knapsack Problem

11^{th} Aug 2017 (30^{th}) – Vertex Coloring

4^{th} Aug 2017 (29^{th}) – Solution – Scoring Weight Loss

#### Jul

28^{th} Jul 2017 (28^{th}) – Minimum Spanning Tree – Kruskal and Prim

21^{st} Jul 2017 (27^{th}) – Pseudorandom Number Generator

14^{th} Jul 2017 (26^{th}) – Rete Algorithm

7^{th} Jul 2017 (25^{th}) – Solution – Manipulating Money Exchange

#### Jun

30^{th} Jun 2017 (24^{th}) – Rules Engine

23^{rd} Jun 2017 (23^{rd}) – Inducting Classification Tree

16^{th} Jun 2017 (22^{nd}) – Incision into Isolation Level; Interpreting IIS Internals; Synchronizing Web System

9^{th} Jun 2017 (21^{st}) – Maximum Subarray Problem

2^{nd} Jun 2017 (20^{th}) – Solution – Making Money at Stock Market

#### May

26^{th} May 2017 (19^{th}) – Understanding Correlation Coefficient; k-NN using R

19^{th} May 2017 (18^{th}) – k-d Tree and Nearest Neighbour Search

12^{th} May 2017 (17^{th}) – Bellman Ford Algorithm

5^{th} May 2017 (16^{th}) – Solution – Company Tour 2017 to Noland

#### Apr

28^{th} Apr 2017 (15^{th}) – Models in Machine Learning; k-Nearest Neighbors (k-NN)

21^{st} Apr 2017 (14^{th}) – Edit/Levenshtein Distance

14^{th} Apr 2017 – Missed, Good Friday

7^{th} Apr 2017 (13^{th}) – Solution – No Two Team Member Next to Each Other

#### Mar

31^{st} Mar 2017 (12^{th}) – N-queens

24^{th} Mar 2017 (11^{th}) – Longest Common Subsequence (LCS)

17^{th} Mar 2017 (10^{th}) – Dijkstra’s Algorithm

10^{th} Mar 2017 (9^{th}) – Infix, Prefix (Polish), Postfix (Reverse Polish)

3^{rd} Mar 2017 (8^{th}) – Order 2-D Array in all Directions & Find all Triplets with Sum Zero in an Array

#### Feb

24^{th} Feb 2017 (7^{th}) – Trailing Zeros in a Factorial

17^{th} Feb 2017 (6^{th}) – Is this Tree a BST?

10^{th} Feb 2017 (5^{th}) – Given a Number, Find the Smallest Next Palindrome

3^{rd} Feb 2017 (4^{th}) – Sort and Merge n Sorted Lists, Each having m Numbers

#### Jan

27^{th} Jan 2017 – Missed, Chinese New Year Eve

20^{th} Jan 2017 (3^{rd}) – Shortest Exit from Maze

13^{rd} Jan 2017 (2^{nd}) – Finding Fibonacci – Exponential vs. Linear

6^{th} Jan 2017 (1^{st}) – Gmail API with OAuth 2.0

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Problems in JLTi Code Jam