January = 1017 February = 628 March = 1335 April = 145 May = 1353 June = 1064 July = 1074 August = 186 September = ?
Puzzle: Find Area of Shaded Region
Puzzle: Find Area of Shaded Region
Chess Puzzle
For all the chess masters out there, can you solve this puzzle? The pieces move just like in chess and every move you make has to take another piece until only one is left standing. Which piece is the last one left, and where?
More on Rubik’s Cube
Yesterday I wrote a blog on Self-solving Rubik's Cube Here is some more stuff on Rubik's Cube. This guy made a world record in solving a single 3x3x3 Rubik's Cube, in 4.73 seconds (not minutes, but SECONDS!). Here is a video by Matt Parker who talked to Feliks Zemdegs, the current world record holder where... Continue Reading →
Self-solving Rubik’s Cube and General Purpose AI
I like mathematics, puzzles, problem solving, brain teasers etc. I knew what Rubik's Cube was. But somehow I never saw one till I was 35 years old! Strange, but true. To be precise, I should say, I discovered Rubik's Cube at that time. Got fascinated. After many months of tinkering (and also with help from... Continue Reading →
Chess Puzzle
White to play and win Source: Twitter handle of GM Johan Salomon
Chess Puzzle: Black To Play and Win
Good tactical opportunity for Black after white blundered with h2-h3
Puzzle: Find The Missing Number
What number should be at “?”. There is no typo in the last circle.

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