package step1; /** * created by zengpeng on 2018/2/9. */ public class binary

package step1;

/**
* created by zengpeng on 2018/2/9.
*/

public class binary {
    public static void main(String[] args) {
        int num = 10;
        String binaryString = decimalToBinary(num);
        System.out.println("十进制数 " + num + " 的二进制表示为：" + binaryString);
    }

    public static String decimalToBinary(int num) {
        String binaryString = "";
        while (num > 0) {
            binaryString = num % 2 + binaryString;
            num = num / 2;
        }
        return binaryString;
    }
}