#include<bits/stdc++.h> 
using namespace std;
int a[100],b[100],c[100],lena,lenb,lenc,x;
char a1[100],b1[100];
int main()
{
  	memset(a,0,sizeof(a));
	memset(b,0,sizeof(b));
  	memset(c,0,sizeof(c));
  	gets(a1);
 	gets(b1);                                                     
  	lena=strlen(a1);
  	lenb=strlen(b1);
  	for (int i=0;i<=lena-1;i++) {
	  	a[lena-i]=a1[i]-48;    	
	}
	for(int i=0;i<=lenb-1;i++){
		b[lenbb-i]=b1[i]-48;
	}         
  	lenc=1;
  	x=0;
  	while(lenc<=lena||lenc<=lenb)
	{
		c[lenc]=a[lenc]+b[lenc]+x;
		x=c[lenc]/10;
		c[lenc]%=10;
	    lenc++;
	}
	c[lenc]=x; 
	if (c[lenc]==0)
		lenc--;                                    
	for (int i=lenc;i>=1;i--) 
		cout<<c[i];                                    
	cout<<endl;
	return 0;
} 
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