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#include <iostream>

using namespace std;

int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	
	string s1, s2, s3;
	cin>>s1>>s2;
	int ss1 = s1.size(), ss2 = s2.size();
	int z = 0;
	for(; ss1*ss2 != 0; ss1--, ss2--)
	{
		z += s1[ss1 - 1] + s2[ss2 - 1] - 96;
		s3 = (char)(z%10+'0') + s3;
		z /= 10;
	}
	for(; ss1 != 0; ss1--)
	{
		z+= s1[ss1 - 1] - 48;
		s3 = (char)(z%10+'0') + s3;
		z /= 10;
	}
	for(; ss2 != 0; ss2--)
	{
		z+= s2[ss2 - 1] - 48;
		s3 = (char)(z%10+'0') + s3;
		z /= 10;
	}
	s3 = (z==1?('1'+s3):s3);
	cout<<s3;
	return 0;
}