#include<bits/stdc++.h>
using namespace std;
int h[250],z[250],x[250];
int main()
{
    string a,b;
    cin>>a>>b;
    for(int i = 0;i<=a.size()-1;i++)
    {
        h[i] = a[a.size()-1-i]-48;
    }
    for(int i = 0;i<=b.size()-1;i++)
    {
        z[i] = b[b.size()-1-i]-48;
    }
    int len = a.size();
    if(a.size()<b.size())
    {
        len = b.size();
    }
    for(int i = 0;i<len;i++)
    {
        x[i] = h[i] + z[i];
    }
    for(int i = 0;i<len;i++)
    {
        if(x[i] >= 10)
        {
            x[i] = x[i]-10;
            x[i+1] = x[i+1]+1;
        }
    }
    if(x[len] != 0)
    {
        len++;
    }
    for(int i = len-1;i>=0;i--)
    {
        cout<<x[i];
    }
}
/**************************************************************
	Problem: 1268
	User: wuyichen
	Language: C++
	Result: Accepted
	Time:22 ms
	Memory:2080 kb
****************************************************************/