MFEM mesh v1.0

#
# MFEM Geometry Types (see mesh/geom.hpp):
#
# POINT       = 0
# SEGMENT     = 1
# TRIANGLE    = 2
# SQUARE      = 3
# TETRAHEDRON = 4
# CUBE        = 5
# PRISM       = 6
#

dimension
3

elements
8
1 6  0  9 18  1 10 19
1 6  1 10 19  2 11 20
1 6  2 11 20  3 12 21
1 6  3 12 21  4 13 22
2 6  4 13 22  5 14 23
2 6  5 14 23  6 15 24
2 6  6 15 24  7 16 25
2 6  7 16 25  8 17 26

boundary
26
1 2  0 18  9
2 2  8 17 26
3 3  0  9 10  1
3 3  1 10 11  2
3 3  2 11 12  3
3 3  3 12 13  4
3 3  4 13 14  5
3 3  5 14 15  6
3 3  6 15 16  7
3 3  7 16 17  8
3 3 18  0  1 19
3 3 19  1  2 20
3 3 20  2  3 21
3 3 21  3  4 22
3 3 22  4  5 23
3 3 23  5  6 24
3 3 24  6  7 25
3 3 25  7  8 26
3 3  9 18 19 10
3 3 10 19 20 11
3 3 11 20 21 12
3 3 12 21 22 13
3 3 13 22 23 14
3 3 14 23 24 15
3 3 15 24 25 16
3 3 16 25 26 17

vertices
27
3
0 0 0
1 0 0
2 0 0
3 0 0
4 0 0
5 0 0
6 0 0
7 0 0
8 0 0
0 1 0
1 1 0
2 1 0
3 1 0
4 1 0
5 1 0
6 1 0
7 1 0
8 1 0
0 0.5 1
1 0.5 1
2 0.5 1
3 0.5 1
4 0.5 1
5 0.5 1
6 0.5 1
7 0.5 1
8 0.5 1