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squares
...ntests, such as the WPC, and puzzle magazines, such as Games magazine.
The puzzle is played in a grid of squares in which ships of different sizes are hidden. Numbers alongside the grid indicate how...
... in which each tetromino can block the placement of a second tetromino of the same shape. A figure with 20 squares is shown at my site. This is not the maximum! What is? Many thanks to Livio Zucca for...
...What number should replace the question mark:
7 4 1 4 8 5 3 6 3 2 8 9 2 1 6 ?
(Hint: why are alternate squares itallicised?)
2) What number continues the following sequence:
1, 4, 11, 34, 101,...
A Latin square is an n x n array containing the numbers 1 to n exactly once in each row and exactly once in each column.
For example, L is a Latin square:
123 231 312
L
A critical set C in a L
... but if tackled appropriately, it can be found, really.. :-)
1) Two rooks (these pieces can move as many squares as possible, only vertically and horizontally) of opposite colors are placed randomly...
Well, I've done an exhaustive search now (by hand). Unless I made a mistake somewhere, there is no way to reveal one distinct letter from each row, column, and region for the layout above.
...od the puzzle description. Is the following correct ?
- With a knight's move from any of the four corner squares, the only two squares you can reach are the two edge squares next to the opposite cor...
...irpa') 9. as (as good 'is' gold) 10. beetle (a brown 'beatle') 11. her ('His' [Evie's] eyebrow...) 12. 54 (squares on Rubik's cube)
DAY 4 1. 40 (40 days and '30' nights of Noah's flood) 2. blue (Elv...
...ht about too much, but seems interesting.
Assume we have an n-by-n-by-n SOLVED Rubiks Cube. On the small squares we write all the integers 1 to (6 *n^2), one distinct integer per small square, such ...
This puzzle featured in round 1 of my competition.
I'm sure you're all familiar with magic squares. In case you're not, a magic square is a square made of numbers in which the sum of all the numbers
...ere is a name for this problem/puzzle or if someone has done much work on it:
Make a rectangular grid of squares, 3 rows high by 2 columns wide. Start in the upper left corner and consider that move...
... I can buy an imitation Rubik's Cube? I have an original. But, I would like one with hard, colored plastic squares instead of the stickers because the stickers are starting to wear off. When I was you...
Cut out eight 3 unit by 3 unit squares from thin plastic film (e.g, viewgraph film or a transparent report cover). Use a black marker to fill in two of the unit squares in each piece as follows:
[a]
...are white.
Given four of these cubes, how many ways can they be placed to form differently-patterned 2x2 squares? Reflections count separately, but rotations count as the same pattern....
... are overlapping) and form the complete silhouette of a square. If you wished, you could make two separate squares, each square using two opposite quadrants of the circle. This raises some questions: ...
It is straight forward to create 8 equilateral triangles and 3 squares using 24 matchsticks by using a pattern like this:
(View using fixed-width font)
/ /
...n into two parts of equal length (adding a leading zero, if necessary) the positive difference between the squares of the two parts gives the original number.
Thus, 216513 is excellent because it is...
...h number should replace the question mark? ? I Q
14 T E
0 S T
a 12 b 10 c 17 d 9 e 13 f 5
12. Five squares follow a specific pattern.
a
o
b
o I
c I...
Fill in the remaining letters in the following word squares so that each row forms a word and each column forms a word. More than one answer may be possible.
1.
P _ _ _ _ G _ _ _ _ U _ _ _ _ N
2
...right) the most recently filled square (which was filled by the previous player), if possible. If no empty squares are adjacent to the last filled square, any empty square in the grid can be filled. (...
No.
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