1L
1L
1L
1L
5L
= (10L+4L) o (6L+2L+6L)
5L
5L
5L
5L
5L
= (1x20L) o (2x10L) o (4x5L)
5L
5L
5L
5L
1L
4L
1L
1L
= (20L+1L) o (10L+11L)
1L
1L
1L
1L
5L
= (10L+4L) o (6L+2L+6L)
5L
5L
5L
5L
5L
= (1x20L) o (2x10L) o (4x5L)
5L
5L
5L
5L
1L
4L
1L
1L
= (20L+1L) o (10L+11L)
1L
1L
1L
1L
5L
= (10L+4L) o (6L+2L+6L)
5L
5L
5L
5L
5L
= (1x20L) o (2x10L) o (4x5L)
5L
5L
5L
5L
1L
4L
1L
1L
= (20L+1L) o (10L+11L)
376 _ 377