The following numbers are to be inserted, where they will fit, into the pale blue cells.

10 digits: 3072468211, 7459873699
9 digits: 284408374, 463269159, 521617921, 978823263
8 digits: 93601245
6 digits: 268279, 352644, 534576, 790310, 857268, 930245
5 digits: 50941, 61599
4 digits: 1392, 1743, 3418, 3812, 3949, 4259, 4321, 4652, 5986, 6788, 7650, 7716, 8453, 9110, 9413, 9714
3 digits: 127, 187, 195, 246, 389, 413, 612, 735, 891, 921

The solution is given in terms of the following grid.

5...3...4...5...7...6...R...R...R...3...5...2...6...4...4
9...R...6...R...R...R...3...R...7...R...R...R...7...R...3
8...4...5...3...R...5...0...9...4...1...R...3...8...1...2
6...1...2...R...2...R...7...3...5...R...8...R...8...9...1
R...3...R...4...6...3...2...6...9...1...5...9...R...5...R
R...R...R...2...8...4...4...0...8...3...7...4...R...R...R
R...R...R...5...2...1...6...1...7...9...2...1...R...R...R
R...1...R...9...7...8...8...2...3...2...6...3...R...9...R
3...8...9...R...9...R...2...4...6...R...8...R...1...2...7
9...7...1...4...R...6...1...5...9...9...R...7...7...1...6
4...R...1...R...R...R...1...R...9...R...R...R...9...R...5
9...3...0...2...4...5...R...R...R...7...9...0...3...1...0

 

NOTE: In the above grid, the darkened squares are denoted
by R.

 

 

Edited on July 2, 2007, 11:38 am

Posted by K Sengupta on 2007-07-02 11:33:41