6 October 2025   6:18:57.911 PM
 
grf_to_xyl():
  Fortran90 version
  Read a GRF file;
  Create corresponding XY (point) and XYL (line) files.
 
  GRF data:
 
  The number of nodes NODE_NUM =       14
  The number of edges EDGE_NUM =       42
 
  XYL data:
 
  Number of points =           14
  Number of lines =            42
  Number of line items =       84
 
  XY  data written to "heawood.xy",
  XYL data written to "heawood.xyl".
 
grf_to_xyl():
  Normal end of execution.
 
 6 October 2025   6:18:57.911 PM
 6 October 2025   6:18:57.912 PM
 
grf_to_xyl():
  Fortran90 version
  Read a GRF file;
  Create corresponding XY (point) and XYL (line) files.
 
  GRF data:
 
  The number of nodes NODE_NUM =       64
  The number of edges EDGE_NUM =      336
 
  XYL data:
 
  Number of points =           64
  Number of lines =           336
  Number of line items =      672
 
  XY  data written to "knightstour.xy",
  XYL data written to "knightstour.xyl".
 
grf_to_xyl():
  Normal end of execution.
 
 6 October 2025   6:18:57.913 PM
 6 October 2025   6:18:57.914 PM
 
grf_to_xyl():
  Fortran90 version
  Read a GRF file;
  Create corresponding XY (point) and XYL (line) files.
 
  GRF data:
 
  The number of nodes NODE_NUM =       10
  The number of edges EDGE_NUM =       30
 
  XYL data:
 
  Number of points =           10
  Number of lines =            30
  Number of line items =       60
 
  XY  data written to "petersen.xy",
  XYL data written to "petersen.xyl".
 
grf_to_xyl():
  Normal end of execution.
 
 6 October 2025   6:18:57.914 PM
 6 October 2025   6:18:57.915 PM
 
grf_to_xyl():
  Fortran90 version
  Read a GRF file;
  Create corresponding XY (point) and XYL (line) files.
 
  GRF data:
 
  The number of nodes NODE_NUM =       46
  The number of edges EDGE_NUM =      138
 
  XYL data:
 
  Number of points =           46
  Number of lines =           138
  Number of line items =      276
 
  XY  data written to "tutte.xy",
  XYL data written to "tutte.xyl".
 
grf_to_xyl():
  Normal end of execution.
 
 6 October 2025   6:18:57.915 PM