barcat -e input/powers_of_tenths.txt
1e-5 
1e-4 
1e-3 
 .01 
  .1 
  .2 
  .5 
  .8 
  .9 
 .99 
   1 
 1.1 -----
 1.2 ---------
 1.5 --------------------
   2 -----------------------------------