sed – stream editor for filtering and transforming text

commandline session

$ 4.2.20 36 535---> cat tiles.txt
1.
width 2 meters and 15 centimeters
height 1 meters and 50 centimeters

area =  2.15 * 1.50 = 3.225  square meter


2.

width 2 meters and 15 centimeters
height 43 centimeters

area = .9245 square meter


Sum = 4.1495 square meter.


1 tile =  .1350 square meter


approximatley 40 tiles related.

1800 rupees related
$ 4.2.20 37 536---> sed  s/related/connected/g tiles.txt
1.
width 2 meters and 15 centimeters
height 1 meters and 50 centimeters

area =  2.15 * 1.50 = 3.225  square meter


2.

width 2 meters and 15 centimeters
height 43 centimeters

area = .9245 square meter


Sum = 4.1495 square meter.


1 tile =  .1350 square meter


approximatley 40 tiles connected.

1800 rupees connected
$ 4.2.20 38 537--->