import java.util.*;

import java.math.*;

public class Main{

    public static void main(String args[]){

       Scanner cin = new Scanner(System.in);

       BigInteger a, b;

       //以文件EOF结束

       while (cin.hasNext()){

           a = cin.nextBigInteger();

           b = cin.nextBigInteger();

           System.out.println(a.add(b)); //大整数加法

           System.out.println(a.subtract(b)); //大整数减法

           System.out.println(a.multiply(b)); //大整数乘法

           System.out.println(a.divide(b)); //大整数除法(取整)

           System.out.println(a.remainder(b)); //大整数取模

           //大整数的比较

           if( a.compareTo(b) == 0 ) System.out.println("a == b"); //大整数a==b

           else if( a.compareTo(b) > 0 ) System.out.println("a > b"); //大整数a>b

           else if( a.compareTo(b) < 0 ) System.out.println("a < b"); //大整数a<b

           //大整数绝对值

           System.out.println(a.abs()); //大整数a的绝对值

           //大整数的幂

           int exponent=10;

           System.out.println(a.pow(exponent)); //大整数a的exponent次幂

           //返回大整数十进制的字符串表示

           System.out.println(a.toString());

           //返回大整数p进制的字符串表示

           int p=8;

           System.out.println(a.toString(p));

       }

    }

}