Conversion
  
 Source Code
  

    
// Contributed by - Anuj Das ( GC College, Silchar - @ Department of Computer Science )
import java.util.Scanner;

class DecimalToBinary {
	static void ConvertDecToBin(int x) {
		int [ ]BinaryArray = new int[100];
		int i = 0;
		
// For Storing Remainders	
		while(x > 0) {										
			BinaryArray[i] = x%2;
			x = x/2;
			i++;
		}
// For Printing in Reverse Order
		System.out.print("Binary Equivalent: ");
		for (int j=i-1; j >= 0; j--) {					
			System.out.print(BinaryArray[j]+" ");
		}
	}

	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		System.out.print("Enter a Decimal Number:  ");
		int x = input.nextInt();

		System.out.println("\nDecimal: "+x);
		ConvertDecToBin(x);
	}
}
    

cmd->  javac  DecimalToBinary.java
cmd->  java  DecimalToBinary

Enter a Decimal Number:  74

Decimal:  74
Binary Equivalent:   1 0 0 1 0 1 0