
Patrick B. answered 01/06/19
Math and computer tutor/teacher
There can be 2 piles with the same odd number of marbles, as the problem states no differently.
1 1 23
1 3 19
1 5 17
1 7 15
1 9 15
1 11 13
1 13 11
1 15 9
1 17 7
1 19 5
1 21 3
1 23 1
3 1 21
3 3 19
3 5 17
3 7 15
3 9 13
3 11 11
3 13 9
3 15 7
3 17 5
3 19 3
3 21 1
5 1 19
5 3 17
5 5 15
5 7 13
5 9 11
5 11 9
5 13 7
5 15 5
5 17 3
5 19 1
7 1 17
7 3 15
7 5 13
7 7 11
7 9 9
7 11 7
7 13 5
7 15 3
7 17 1
9 1 15
9 3 13
9 5 11
9 7 9
9 9 7
9 11 5
9 13 3
9 15 1
11 1 13
11 3 11
11 5 9
11 7 7
11 9 5
11 11 3
11 13 1
13 1 11
13 3 9
13 5 7
13 7 5
13 9 3
13 11 1
15 1 9
15 3 7
15 5 5
15 7 3
15 9 1
17 1 7
17 3 5
17 5 3
17 7 1
19 1 5
19 3 3
19 5 1
21 1 3
21 3 1
23 1 1

David W.
Just some IV&V: 1 1 23 .................................................................................. 1 3 19 NO ........................................................................................................... 1 5 17 NO ........................................................................................................... 1 7 15 NO ........................................................................................................... 1 9 1501/07/19