machtpc

How to get each digit of a number in java?

  1. Take the integer input.
  2. Convert the input into string data.
  3. Traverse through the string and print the character at each position that is the digits of the number.

How do you extract digits from a number?

Extracting digits of a number is very simple. When you divide a number by 10, the remainder is the digit in the unit’s place. You got your digit, now if you perform integer division on the number by 10, it will truncate the number by removing the digit you just extracted.

How can I separate the digits of an int number in Java?

You can convert a number into String and then you can use toCharArray() or split() method to separate the number into digits.

How do I print each digit of a number?

  1. Extract the last digit of the number N by N%10, and store that digit in an array(say arr[]).
  2. Update the value of N by N/10 and repeat the above step till N is not equals to 0.

How do you find Automorphic numbers?

  1. Read a number (num) from the user.
  2. Find the square of the given number and store it in a variable (square).
  3. Find the last digit(s) of the square.
  4. Compare the last digit(s) of the variable with num.
  5. Remove the last digit of the given number i.e. num.

What is happy number in Java?

Introduction to Happy Numbers in Java. Happy Number are positive non-zero integer numbers. If we find the sum of the squares of its every digit and repeat that process until the number will be equals to 1(one). Otherwise, it is called Unhappy Number or Sad Number.

How do you find the largest digit in a number?

  1. int num, large = 0, rem = 0; /* get the input from the user */ printf(“Enter your input value:”);
  2. scanf(“%d”, &num); /* finding the largest digit of the given input */ while (num > 0) {
  3. rem = num % 10; if (rem > large) {
  4. } /* print the largest digit of the number */

How do you find most significant digits?

  1. START counting for sig. figs. On the FIRST non-zero digit.
  2. STOP counting for sig. figs. On the LAST non-zero digit.
  3. Non-zero digits are ALWAYS significant.
  4. Zeroes in between two non-zero digits are significant. All other zeroes are insignificant.

How do you extract digits from a number in Python?

  1. a_string = “0abc 1 def 23”
  2. numbers = []
  3. for word in a_string. split():
  4. if word. isdigit():
  5. numbers. append(int(word))
  6. print(numbers)

What is palindrome number?

What is a Palindrome Number? A Palindrome no. is the number that remains the same when its digits get reversed. Ex: 15451, for example: If we take 131 and reverse it then after reversing the number remains the same. Input the number from the user.

How do you split a string in Java?

Split() String method in Java with examples. The string split() method breaks a given string around matches of the given regular expression. Parameters: regex – a delimiting regular expression Limit – the result threshold Returns: An array of strings computed by splitting the given string.

How do you find the tenth digit of a number?

For example, if you want to print the 10 the position of a number, Multiply the number position by 10, it will be 100, Take modulo of the input by 100 and then divide it by 10.

How do you print the last two digits of a number?

  1. Let N be the input.
  2. If N is a one-digit number, simply print N and terminate the program.
  3. Let temp = N % 100.
  4. If temp is greater than 9, simply print temp.
  5. If temp is less than or equal to 9, then it implies that the second last digit of N is 0.

How do I write a program to input a number and print all its digits in separate lines?

  1. import java.util.Scanner;
  2. public class BreakIntegerExample2.
  3. {
  4. public static void main(String[] args)
  5. {
  6. //object of the Scanner class.
  7. Scanner sc = new Scanner(System.in);
  8. System.out.print(“Enter a six-digit number: “);

What is a special number?

If the sum of the factorial of digits of a number (N) is equal to the number itself, the number (N) is called a special number.