Remove the Jacks, Queens, Kings, and Aces from a deck of cards, and lay out these four cards:


Next place the remaining cards in the columns below so that four rows and columns result (you will have a 4 x 4 square).   No two similar cards (in VALUE or SUIT) should appear in the same row, the same column, or either of the two main diagonals.

 

Solution to the Problem:


Richard Johnson also sent in another solution:
JD AC QS KH
KS QH AD JC
AH JS KC QD
QC KD JH AS

Correctly solved by:

1. Richard K. Johnson La Jolla, California
2. John Funk Ventura, California
3. Cherish Register Mountain View High School
Mountain View, Wyoming
4. Katie Woody Mountain View High School
Mountain View, Wyoming
5. David & Judy Dixon Bennettsville, South Carolina