Problem1: Smallest Autobiographical Number: A number with ten digits or less is called autobiographical if its first digit (from the left) indicates the number of zeros it contains,the second digit the number of ones, third digit number of twos and so on.
I announced to choose a blog from the education blogosphere as Blog of the Month. To complete this task, I googled for days, read them, analyzed them and now I have the winner of ‘Blog of the Month’. This is the first month of this
In how many ways can two queens, two rooks, one white bishop, one black bishop, and a knight be placed on a standard $ 8 \times 8$ chessboard so that every position on the board is under attack by at least one piece? Note: The