JavaAlgorithms/Maths/CountDigit.java
2020-07-26 01:31:34 +05:30

20 lines
529 B
Java

import java.util.*;
import java.lang.*;
// count the number of digits in a number
class CountDigit{
public static void main(String args[]){
Scanner sc = new Scanner(System.in);
System.out.print("Enter the number: ");
int number = sc.nextInt();
int digits = 0;
if(number == 0)
{
System.out.println("The number of digits present in the number: 1");
}
else
{
digits = (int)Math.floor(Math.log10(Math.abs(number)) + 1);
System.out.println("The number of digits present in the number: " + digits);
}
}
}