#include <bits/stdc++.h>
using namespace std;

void Cin(__int128 &x)
{
    x=0;int f=1;char ch=getchar();
    while (!isdigit(ch)){if (ch=='-')f=-1;ch=getchar();}
    while(isdigit(ch)){x=x*10+ch-48;ch=getchar();}
    x*=f;
}
void A(__int128 x){
    if(x>9) A(x/10);
    putchar(x%10 + '0');
}
void Cout(__int128 x)
{
    if(x<0)
    {
        x=-x;
        putchar('-');
    }
    A(x);
}
signed main(){
  __int128 a,b;
  Cin(a);
  Cin(b);
  Cout(a+b);
  return 0;
}