#include <iostream>
#include <cstring>
using namespace std;
int main()
{
	string a,b;
	cin >> a >> b;
	int x[1000],y[1000];
	memset(x,0,sizeof(x));
	memset(y,0,sizeof(y));
	int lena=a.size();
	int lenb=b.size();
	for(int i = 0; i < lena; i++)x[i]=a[lena-1-i]-'0';
	for(int i = 0; i < lenb; i++)y[i]=b[lenb-1-i]-'0';
	
	int len = lena > lenb ? lena : lenb;
	
	for(int i = 0; i < len ; i++){
		x[i]+=y[i];
		x[i+1]+=x[i]/10;
		x[i]%=10;
	}
	
	if(x[len])len++;
	
	for(int i = len - 1; i >= 0; i--){
		cout << x[i];
	}
}