What is harshad number?
def digsum(num):
sum=0
n=num
while n>0:
l=n%10
sum+=l
n//=10
return sum
h=lambda x:x % digsum(x)==0
l=list(range(10,100))
t=list(filter(h,l))
print("Harshad numbers ")
for i in t:
print(i)
