编辑代码

class Main {

    public static void print(int num) {
        for(int i = 31; i >= 0; i--) {
            System.out.print((num & (1 << i)) == 0 ? "0" : "1");
        }
        System.out.println();
    }


	public static void main(String[] args) {

        int num = 842345;
        print(2147483647 << 1);
	}
}