#include<fstream>
#include<string.h>
#include<stdio.h>
#include<stdlib.h>
#include<algorithm>
using namespace std;
ifstream f("adunare.in");
ofstream g("adunare.out");

char a[100],b[100],c[100]; int i,t,x,y,max1;

int minim(int x, int y)
{
    if(x<=y)
    return x;
    return y;
}

void adunare(char a[100], char b[100], char c[100])
{
    reverse(a,a+strlen(a));
    reverse(b,b+strlen(b));
    t=0;
    y=minim(strlen(a),strlen(b));

    for(i=0;i<=y-1;i++)
    {
        x=(a[i]-'0')+(b[i]-'0')+t;
        c[i]=x%10+'0';
        t=x/10;// cout<<t;
    }
    if(strlen(a)>y)
        for(i=y;i<=strlen(a)-1;i++)
            c[i]=a[i];
    if(strlen(b)>y)
        for(i=y;i<=strlen(b)-1;i++)
            c[i]=b[i];
    if(t)
    {
    c[y]=t+'0';
    y++; }
    //c[y]=NULL;

    reverse(c,c+strlen(c));
}

int main()
{
    f.getline(a,100);
    f.getline(b,100);

    adunare(a,b,c);

    g<<c;

    return 0;
}