IEEE Weekly Puzzle #22 – Dice

October 13, 2014

Five dice are rolled simultaneously. What is the probability of at least two of them having the same value? The Prize for This Question: Rubik’s 3×3 Cube Send your answer to ieee@bilkent.edu.tr by 5:30

IEEE Weekly Puzzle #21 – 10 Integers

September 29, 2014

Find 10 integers so that by adding up some combination of these numbers, one can obtain all integers between 1 and 1000, 1 and 1000 inclusive. The Prize for This Question: Rubik’s Revolution 3”

SUDOKU

September 29, 2014

Here are three puzzles: a Samurai Sudoku, and two regular Sudokus. The Samurai Sudoku puzzle is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner

SUDOKU

September 22, 2014

Here are three puzzles: a Samurai Sudoku, and two regular Sudokus. The Samurai Sudoku puzzle is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner

SUDOKU

September 17, 2014

Here are three puzzles: a Samurai Sudoku, and two regular Sudokus. The Samurai Sudoku puzzle is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner

SUDOKU

May 12, 2014

Here are three puzzles: a Samurai Sudoku, and two regular Sudokus. The Samurai Sudoku puzzle is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner

Sudoku

May 5, 2014

Here are three puzzles: a Samurai Sudoku, and two regular Sudokus. The Samurai Sudoku puzzle is made up of five smaller Sudoku puzzles: one in the center and the other four overlapping the corner