To find the simple interest
#PROGRAM
p=input('Enter the the principle : ')
r=input('Enter the rate : ')
t=input('Enter the no.of years : ')
SI=p*r*t/100
print 'Simple interest is ',SI
p=input('Enter the the principle : ')
r=input('Enter the rate : ')
t=input('Enter the no.of years : ')
SI=p*r*t/100
print 'Simple interest is ',SI