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get first digit of a number in java

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TP answered on August 28, 2022 Popularity 9/10 Helpfulness 5/10

answer get first digit of a number in java

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get first digit of a number in java

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import java.util.Scanner;
public class JavaHungry {
    public static void main(String args[]) {
        Scanner scan = new Scanner(System.in);
        int number = scan.nextInt();
        System.out.println("Given number is: "+ number);
        int firstDigit = 0;
        int lastDigit = 0;
        /*Below is the way to calculate the 
        Last Digit of a Number*/
        lastDigit = number % 10;
        System.out.println("Last Digit is: " + lastDigit);        
        /*Below is the way to calculate the 
        First Digit of a Number*/
        int totalDigits = (int) Math.log10(number);
        firstDigit = (int) (number/ (int) Math.pow(10,totalDigits));
        System.out.println("First Digit is: " + firstDigit);
    }
}

Popularity 9/10 Helpfulness 5/10 Language java

Source: javahungry.blogspot.com

Tags: digit get java

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Contributed on Aug 28 2022

0 Answers Avg Quality 2/10

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get first digit of a number in java

Comment

import java.util.Scanner;
public class JavaHungry {
    public static void main(String args[]) {
        Scanner scan = new Scanner(System.in);
        int number = scan.nextInt();
        System.out.println("Given number is: "+ number);
        int firstDigit = 0;
        int lastDigit = 0;
        /*Below is the way to calculate the 
        Last Digit of a Number*/
        lastDigit = number % 10;
        System.out.println("Last Digit is: " + lastDigit);        
        /*Below is the way to calculate the 
        First Digit of a Number*/
        while(number != 0)
        {
            firstDigit = number % 10;
            number = number / 10;
        }
        System.out.println("First Digit is: " + firstDigit);
    }
}

Popularity 8/10 Helpfulness 3/10 Language java

Source: javahungry.blogspot.com

Tags: digit get ge

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Contributed on Aug 28 2022

0 Answers Avg Quality 2/10

how to get first digit of a number in java

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import java.util.Scanner;

public class FirstDigit {

	
	public static void main(String[] args) {
		Scanner s=new Scanner(System.in);
		
		int num=s.nextInt();
		
		System.out.println(Integer.parseInt(String.valueOf(Integer.toString(num).charAt(0))));
		
		s.close();
	}
	
}

Popularity 8/10 Helpfulness 2/10 Language java

Source: Grepper

Tags: digit get

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Contributed on Aug 28 2022

papnna lakpatre

0 Answers Avg Quality 2/10

get first digit of a number in java

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get first digit of a number in java

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get first digit of a number in java

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