Java program to convert decimal number to binary & count number of 1s
// decimal to binary conversion in java
import java.util.Scanner;
public class DecimalBinaryDemo
{
public static void main(String[] args)
{
int number, count = 0, temp;
String strConvert = "";
Scanner sc = new Scanner(System.in);
System.out.println("Enter a decimal number : ");
number = sc.nextInt();
// decimal to binary java
while(number > 0)
{
temp = number % 2;
if(temp == 1)
{
count++;
}
strConvert = strConvert + " " + temp;
number = number / 2;
}
System.out.println("Decimal to binary in java : " + strConvert);
System.out.println("Number of 1s : " + count);
sc.close();
}
}