Python
# Program to print strong numbers in a range
import math
start = int(input("Enter start of range: "))
end = int(input("Enter end of range: "))
for num in range(start, end + 1):
total = 0
temp = num
while temp > 0:
digit = temp % 10
total += math.factorial(digit)
temp //= 10
if total == num:
print(num)Output
Enter start of range: 1 Enter end of range: 500 1 2 145
We reuse the strong-number definition for every number in the range and print matches.