int main()
{
	int A,B,C,D,E,y,x1,x2,x3,x4,x;
	scanf("%d\n",&x1);
	scanf("%d\n",&x2);
    scanf("%d\n",&x3);
	scanf("%d\n",&x4);
	x=x1;
	if(x<10)
		y=x;
	else
	{
		if(x<100)
		{A=x/10;
			B=x%10;
			y=B*10+A;
		
		}
		else
		{
			if(x<1000)
			{A=x/100;
				B=x%100/10;
				C=x%10;
				y=C*100+B*10+A;}
			else
			{
				if(x<10000)
				{	A=x/1000;
				    B=x%1000/100;
					C=x%100/10;
					D=x%10;
					y=D*1000+C*100+B*10+A;}
				else
                    A=x/10000;
				    B=x%10000/1000;
					C=x%1000/100;
					D=x%100/10;
					E=x%10;
					y=E*10000+D*1000+C*100+B*10+A;
			}
		}
	}
printf("%d\n",y);
	x=x2;
if(x<10)
		y=x;
	else
	{
		if(x<100)
		{A=x/10;
			B=x%10;
			y=B*10+A;
		
		}
		else
		{
			if(x<1000)
			{A=x/100;
				B=x%100/10;
				C=x%10;
				y=C*100+B*10+A;}
			else
			{
				if(x<10000)
				{	A=x/1000;
				    B=x%1000/100;
					C=x%100/10;
					D=x%10;
					y=D*1000+C*100+B*10+A;}
				else
                    A=x/10000;
				    B=x%10000/1000;
					C=x%1000/100;
					D=x%100/10;
					E=x%10;
					y=E*10000+D*1000+C*100+B*10+A;
			}
		}
	}
printf("%d\n",y);
x=x3;
if(x<10)
		y=x;
	else
	{
		if(x<100)
		{A=x/10;
			B=x%10;
			y=B*10+A;
		
		}
		else
		{
			if(x<1000)
			{A=x/100;
				B=x%100/10;
				C=x%10;
				y=C*100+B*10+A;}
			else
			{
				if(x<10000)
				{	A=x/1000;
				    B=x%1000/100;
					C=x%100/10;
					D=x%10;
					y=D*1000+C*100+B*10+A;}
				else
                    A=x/10000;
				    B=x%10000/1000;
					C=x%1000/100;
					D=x%100/10;
					E=x%10;
					y=E*10000+D*1000+C*100+B*10+A;
			}
		}
	}
printf("%d\n",y);
 x=x4;
if(x<10)
		y=x;
	else
	{
		if(x<100)
		{A=x/10;
			B=x%10;
			y=B*10+A;
		
		}
		else
		{
			if(x<1000)
			{A=x/100;
				B=x%100/10;
				C=x%10;
				y=C*100+B*10+A;}
			else
			{
				if(x<10000)
				{	A=x/1000;
				    B=x%1000/100;
					C=x%100/10;
					D=x%10;
					y=D*1000+C*100+B*10+A;}
				else
                    A=x/10000;
				    B=x%10000/1000;
					C=x%1000/100;
					D=x%100/10;
					E=x%10;
					y=E*10000+D*1000+C*100+B*10+A;
			}
		}
	}
printf("%d",y);

	return 0;}