grid process   1  2
grid size = (  8  6)
process grid size = (  2  2)
 
initial values:
 
      0.00      0.00      0.00      0.00      0.00
      0.00    104.00    105.00    106.00      0.00
      0.00    204.00    205.00    206.00      0.00
      0.00    304.00    305.00    306.00      0.00
      0.00    404.00    405.00    406.00      0.00
      0.00      0.00      0.00      0.00      0.00
 
values after boundary exchange:
 
      0.00      0.00      0.00      0.00      0.00
    103.00    104.00    105.00    106.00      0.00
    203.00    204.00    205.00    206.00      0.00
    303.00    304.00    305.00    306.00      0.00
    403.00    404.00    405.00    406.00      0.00
    503.00    504.00    505.00    506.00      0.00
 
