1. Python Program to check Armstrong Number?
In [1]:
num = int(input("Enter a number: "))

sum = 0

temp = num
while temp > 0:
   digit = temp % 10
   sum += digit ** 3
   temp //= 10

if num == sum:
   print(num,"is an Armstrong number")
else:
   print(num,"is not an Armstrong number")

Enter a number: 153
153 is an Armstrong number
In [ ]:
  1. Python Program to print Fibonacci Sequence
In [5]:
num = 10
n1, n2 = 0, 1
print("Fibonacci Series:", n1, n2, end=" ")
for i in range(2, num):
    n3 = n1 + n2
    n1 = n2
    n2 = n3
    print(n3, end=" ")
print()

Fibonacci Series: 0 1 1 2 3 5 8 13 21 34
In [ ]:
3. Python Program for How to check if a given number is Fibonacci number?