Check if a + b = c is valid after removing all zeroes from a, b and c
Given two integers a and b. Now, c can be found as a + b = c. The task is to check if the equation… Read More »
Tag Archives: number-digits
Program to check if a number is divisible by sum of its digits
Given an integer N, the task is to check whether the number is divisible by the sum of its digits or not. If divisible, then… Read More »
Count the number of holes in an integer
Given an integer num, the task is to count the number of holes in that number. The holes in each digit are given below: Digit… Read More »
Program to check if a number is divisible by any of its digits
Given an integer N where . The task is to check whether the number is not divisible by any of its digit. If the given… Read More »
Program to delete Nth digit of a Number
Given a number num and a number n, the task is to delete this nth digit of the number num, from starting and from end.… Read More »
Possible cuts of a number such that maximum parts are divisible by 3
Given a Large number N ( number of digits in N can be up to 105). The task is to find the cuts required of… Read More »
Product of N with its largest odd digit
Given an integer N, the task is to find the product of N with its largest odd digit. If there is no odd digit in… Read More »
Generate all rotations of a number
Given an integer n, the task is to generate all the left shift numbers possible. A left shift number is a number that is generated… Read More »
Check whether a + b = c or not after removing all zeroes from a,b and c
Given two integers a and b, the task is to add them to get c. After that remove zeroes from a, b and c and… Read More »
Generate number with given operation and check if it is palindrome
Given an integer N the task is to create a string out of it by repeating the number such that the length of the resultant… Read More »
Program to check the number is Palindrome or not
Given an integer N, write a program that returns true if the given number is a palindrome, else return false. Examples: Input: N = 2002… Read More »
Count of Numbers in Range where first digit is equal to last digit of the number
Given a range represented by two positive integers L and R. Find the count of numbers in the range where the first digit is equal… Read More »
Check if the sum of distinct digits of two integers are equal
Given two integer m and n, the task is to find the sum of distinct digits of both the numbers and print YES if the… Read More »
Integers from the range that are composed of a single distinct digit
Given two integer L and R representing a range [L, R], the task is to find the count of integers from the range that are… Read More »
Sum of integers upto N with given unit digit
Given two integer N and D, the task is to find the sum of all the integers from 1 to N whose unit digit is… Read More »
