//Chapter-3,Example3_10,pg 3_39
n=4
R=1/(10^n)
//for 10V range
R=10*R
printf("12.98 would be displayed as 12.980 for 10V range\n")
//for 1V range
R=1*R
printf("0.6973 would be displayed as 0.6973 for 1V range\n")
//for 10V range
printf("0.6973 would be displayed as 0.697 for 10V range\n")