@ @SS@ @†a‡Èÿa@ @
[AJHSME 1996] ( )
.{3, 5, 7,11,13,17 } .
.
50 ( ) 36 ( ) 30 ( ) 15 ( )
10 BA [AJHSME 1996] ( )
DC
.3 4 CB
DA
:
11 ( ) 9( ) 3( ) 0 ()
[AJHSME 1996] ( )
{1, 2, 3, 4, 5, 6, 7, 8, 9}
12
23
23
. 12
33 ( ) 31 ( ) 29 ( ) 27 ( )
1492 ×1776 ×1812 ×1996 [AJHSME 1996] ( )
5