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1. Numbers with Even Digit Sum2. Count Numbers Divisible by 7 but Not 53. All Palindrome Numbers 1-5004. Numbers with Digit Sum Multiple of 35. Smallest & Largest Digit6. Numbers with Even 1s in Binary7. Print i*i Pattern8. Factorial of Each Number 1-N9. Sum of Odd & Even Digits Separately10. Sum with Continue (Skip 0)11. Sum of Squares of Even Numbers12. Count Primes in Range

All Palindrome Numbers 1-500

Print all palindrome numbers from 1 to 500.

AdvancedPhase 2 - Level 5: Logical Loop CombinationsExample 3 of 12
all-palindrome-numbers-1-500.py
1# Print palindrome numbers
2print("Palindrome numbers 1-500:")
3for num in range(1, 501):
4    # Reverse number
5    original = num
6    reversed_num = 0
7    temp = num
8    while temp > 0:
9        reversed_num = reversed_num * 10 + temp % 10
10        temp //= 10
11    
12    # Check palindrome
13    if original == reversed_num:
14        print(num, end=" ")
15print()

Output

Palindrome numbers 1-500:
1 2 3 ... 11 22 33 ... 101 111 121 ... 494

What's going on

Check each number for palindrome property.

Key Concepts:

Reverse each number
Compare with original
Print if palindrome

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