#include <cstdlib>

#include <iostream>

using namespace std;

long long first;

long long second;

int f[50];

int s[50];

int p[51];

int i=50;

int main(int argc, char *argv[])

{

    cin>>first;

    cout<<endl;

    cin>>second;

    cout<<endl;

    while(first!=0)

    {

                   f[i]=first%10;

                   first=first-f[i];

                   first=first/10;

                   i=i-1;

    }

    i=50;

    while(second!=0)

    {

                   s[i]=second%10;

                   second=second-s[i];

                   second=second/10;

                   i=i-1;

    }

    for(i=50;i<=0;i--)

     if(f[i]+s[i]+p[i]>=10)

     {

                      p[i]=p[i]+f[i]+s[i]-10;

                      p[i-1]=1;

     }

     else

     {

         p[i]=p[i]+f[i]+s[i];

     }

      

     for(i=0;i<=50;i++)

     cout<<p[i];

     cout<<endl;

    system("PAUSE");

    return EXIT_SUCCESS;

}