Python — While Loop

Question 1 While Loop Armstrong Number

Check if a Number is Armstrong or Not

Write a Python program using a while loop to check whether a given integer is an Armstrong number (where the sum of each digit raised to the power of total digits equals the number itself).

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Question 2 While Loop Palindrome

Check if a Number is a Palindrome Number

Write a Python program using a while loop to reverse the digits of an integer and determine whether it is a palindrome (reads identically forwards and backwards).

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Question 3 While Loop Perfect Number

Check if a Number is a Perfect Number

Write a Python program using a while loop to find all proper divisors of a number and check whether their sum equals the number itself (e.g., 6, 28).

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Question 4 While Loop Prime Number

Check if a Number is a Prime Number

Write a Python program using a while loop to check whether a given integer is a prime number (has no divisors other than 1 and itself).

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Question 5 While Loop Even Odd Count

Count Even and Odd Digits in a Number Separately

Write a Python program using a while loop to extract digits from a number and count how many even digits and odd digits are present.

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Count Even Odd Digit Separately Solution

Question 6 While Loop Digit Count

Count Total Digits in a Number

Write a Python program using a while loop and floor division (// 10) to count the total number of digits in an input integer.

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Question 7 While Loop GCD

Find GCD (Greatest Common Divisor) of Two Numbers

Write a Python program using Euclidean algorithm in a while loop to calculate the Greatest Common Divisor GCD of two numbers.

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Question 8 While Loop Digit Extremes

Find Largest and Smallest Digit in a Number

Write a Python program using a while loop to examine each digit of an integer and display both the largest and smallest digit found.

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Question 9 While Loop Power / Exponent

Calculate m^n (m to the power of n) Without Math Module

Write a Python program to compute m raised to the power n using repeated multiplication inside a while loop without using math.pow or the ** operator.

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$Find m^n Without Math Solution$

Question 10 While Loop Sentinel Accumulator

Sum Positive, Negative, and Odd Numbers from User

Write a Python program to continuously accept numbers from the user in a while loop until a sentinel value is entered, calculating separate sums for positive, negative, and odd numbers.

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Question 11 While Loop Digit Printing

Print Each Digit of a Number on a New Line

Write a Python program using a while loop to extract and print each individual digit of an input integer on a separate line.

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Question 12 While Loop Factorial

Calculate Factorial of a Number Using While Loop

Write a Python program to read an integer and compute its factorial using a while loop.

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Question 13 While Loop Buzz Number

Print First N Buzz Numbers

Write a Python program to print the first N buzz numbers (numbers divisible by 7 or ending in 7) using a while loop.

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Question 14 While Loop Prime Factorization

Find and Print Prime Factors of a Number

Write a Python program using a while loop to find and display all prime factors of a given number.

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Question 15 While Loop Reverse Number

Reverse a Number Using While Loop

Write a Python program to reverse any given integer numerically using modulo and division inside a while loop.

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Question 16 While Loop Spy Number

Check if a Number is a Spy Number

Write a Python program using a while loop to determine if a number is a Spy Number (where the sum of all digits equals the product of all digits, e.g., 1124).

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Question 17 While Loop Sum of Digits

Calculate Sum of Digits of a Number

Write a Python program using a while loop to extract each digit of an integer and compute their total sum.

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Question 18 While Loop Sum Even Odd Digits

Sum Even and Odd Digits of a Number Separately

Write a Python program using a while loop to extract all digits of an input number and calculate the sum of even digits and the sum of odd digits separately.

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Sum of Even Odd Digit Separately Solution

Question 19 While Loop

Repeatedly Accept Numbers Until a Prime Number is Entered

Write a Python program that repeatedly prompts the user to input an integer until a prime number is entered.

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