#include <string.h>
#include<iostream>
using namespace std;
string t1,t2;
int a[1005]={0},b[1005]={0},c[1005]={0};
int main()
{
	cin>>t1;
	for(int i=0;i<t1.size();i++){
		a[i]=t1[t1.size()-i-1]-'0';	
	}
	cin>>t2;
	for(int i=0;i<t2.size();i++){
		b[i]=t2[t2.size()-i-1]-'0';	
	}
	
	for(int i=0;i<t1.size();i++){
		c[i]=a[i]+b[i]+c[i];
		c[i+1]=c[i]/10;  
		c[i]%=10;
	}
	int len=max(t1.length(),t2.length());
	while(c[len]==0) len--;
	for(int i=len;i>=0;i--){
		cout<<c[i];
	}
	return 0;
}