#include <fstream>
using namespace std;
ifstream fin("adunare.in");
ofstream fout("adunare.out");
int x,y,a[101],b[101],t,c[101],i,j;
int main()
{
	fin>>x>>y;
while(x!=0)
{ i++;
a[i]=x%10;
x=x/10;
}
a[0]=i;
while(y!=0)
{ j++;
b[j]=y%10;
y=y/10;
}
b[0]=j;
for(i=1;i<=a[0]||i<=b[0]||(t!=0);i++)
{ c[i]=(t+a[i]+b[i])%10;
t=(t+a[i]+b[i])/10;
}
c[0]=i-1;
for(i=c[0];i>=1;i--)
fout<<c[i];
return 0;
}