number-digits Archives - GeeksforGeeks

Program to print ASCII Value of all digits of a given number

Last Updated: 08 February 2024

Given an integer N, the task is to print the ASCII value of all digits of N.Examples:Input: N = 8Output: 8 (56)Explanation:ASCII value of 8 ...read more

Mathematical

number-digits

School Programming

ASCII

DSA

C Program to Print all digits of a given number

Last Updated: 03 August 2020

Given a number N, the task is to write a C program to print all digits of the number N in their original order.Examples:Input: N = 12Output: ...read more

Program to print the given digit in words

Last Updated: 28 March 2023

Given a number N, the task is to convert every digit of the number into words.Examples:Input: N = 1234Output: One Two Three FourExplanation: ...read more

Technical Scripter 2019

DSA

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Find the sum of digits of a number at even and odd places

Last Updated: 10 October 2022

Given a number N, the task is to find the sum of digits of a number at even and odd places.Examples:Input: N = 54873Output:Sum odd = 16Sum e ...read more

Program to calculate product of digits of a number

Last Updated: 13 March 2023

Given a number, the task is to find the product of the digits of a number.Examples:Input: n = 4513Output: 60Input: n = 5249Output: 360Genera ...read more

number-digits

School Programming

DSA

Sum of digit of a number using recursion

Last Updated: 17 March 2025

Given a number, we need to find sum of its digits using recursion.Examples:Input: 12345Output: 15Explanation: Sum of digits → 1 + 2 + 3 + ...read more

number-digits

Recursion

DSA

Find first and last digits of a number

Last Updated: 13 December 2023

Given a number to find the first and last digit of a number.Examples:Input : 12345 Output : First digit: 1 last digit : 5Input : 985 ...read more

Last Updated: 28 November 2024

Given a number n, the task is to return the count of digits in this number.Example:Input: n = 1567Output: 4Explanation: There are 4 digits i...read more

Mathematical

number-digits

DSA

Basic Coding Problems

Count even and odd digits in an Integer

Last Updated: 16 February 2023

A certain number is given and the task is to count even digits and odd digits of the number and also even digits are present even a number o ...read more

number-digits

DSA

Basic Coding Problems

Reverse digits of an integer with overflow handled

Last Updated: 23 April 2025

Write a program to reverse an integer assuming that the input is a 32-bit integer. If the reversed integer overflows, print -1 as the output ...read more

Mathematical

number-digits

DSA

Maximum number possible by doing at-most K swaps

Last Updated: 28 April 2025

Given a string s and an integer k, the task is to find the maximum possible number by performing swap operations on the digits ofsat mostkti ...read more

Compute sum of digits in all numbers from 1 to n

Last Updated: 26 December 2024

Given a number n, the task is to find the sum of digits in all numbers from 1 to n.Examples:Input: n = 5Output: 15Explanation: Sum of digit ...read more

Find next greater number with same set of digits

Last Updated: 17 July 2024

Given a number N as string, find the smallest number that has same set of digits as N and is greater than N. If N is the greatest possible n ...read more

Vizury Interactive Solutions

Write a program to reverse digits of a number

Last Updated: 19 March 2025

Given an Integer n, find the reverse of its digits.Examples:Input: n = 122Output: 221Explanation: By reversing the digits of number, number ...read more

Sum of Digits of a Number

Last Updated: 07 February 2025

Given a number n, find the sum of its digits.Examples :Input: n = 687Output: 21Explanation: The sum of its digits are: 6 + 8 + 7 = 21Input: ...read more