include

using namespace std; int a[10000], b[100000],c[20000];

int main() {

string s1, s2;
cin >> s1 >> s2;
for (int i = 0; i < s1.size(); i++)
for (int i = 0; i < s2.size(); i++)
	b[s2.size() - 1 - i] = s2[i] - '0';
	}
for(int i=0;i<s1.size()+s2.size();i++){
c[i+1]+=c[i]/10;
c[i]%=10;

}

int len=s1.size()+s2.size();
if(c[len-1]==0) len--;
for(int i=len-1;i>=0;i--){
	cout<<c[i];
}
return 0;

}