#include <bits/stdc++.h>
using namespace std;
char s1[3001],s2[3001];
long long n = 1,a[3001] = {0},b[3001] = {0},c[3001] = {0},jw = 0,len1,len2,len3,zc,cd;
int main(){
	cin>>s1>>s2;
	len1 = strlen(s1);
	len2 = strlen(s2);
	for(long long i = 0;i<len1;i++){
		a[len1-i] = s1[i]-'0';
	}
	for(long long i = 0;i<len2;i++){
		b[len2-i] = s2[i]-'0';
	}
	len3 = max(len1,len2);
	for(long long i = 1;i<=len3+1;i++){
		zc = jw+a[i]+b[i];
		c[i] = zc%10;
		jw = zc/10;
	}
	if(zc){
		len3++;
	}
	for(long long i = len3;i>=1;i--){
		cout<<c[i];
	}
	return 0;
}