#include <iostream>

using namespace std;
#include <iostream>

using namespace std;

void suma(string &n1, string n2)
{
    int i,ln1,ln2,t,c,s;
    string x;
    ln1=n1.length();
    ln2=n2.length();
    t=0;
        for(i=ln2-1;i>=0;i--)
        {
            s=n2[i]-'0'+n1[ln1+i-ln2]-'0'+t;
            if(s>9) {c=s%10; t=1;}
            else {c=s; t=0;}
            x=48+c;
            n1.replace(ln1+i-ln2,1,x);
        }
        for(i=ln1-ln2-1;i>=0;i--)
        {
            s=n1[i]-'0'+t;
            if(s>9) {c=s%10; t=1;}
            else {c=s; t=0;}
            x=c+'0';
            n1.replace(i,1,x);
        }
        if(t>0) n1.insert(0,1,'1');
}

int main()
{
    string nr1,nr2;
    cin>>nr1;
    cin>>nr2;
    if(nr1.length()>nr2.length())
        {suma(nr1,nr2); cout<<nr1;}
    else {suma(nr2,nr1); cout<<nr2;}
    return 0;
}