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#include <iostream>
using namespace std;
int main(){
string W;
cin>>W;
string Q;
cin>>Q;
W = '0' + W;
W = '0' + W;
Q = '0' + Q;
Q = '0' + Q;
while(W.size() !=  Q.size()){
    if(W.size() > Q.size()){
        Q = '0' + Q;
    }
    if(Q.size() > W.size()){
        W = '0' + W;
    }
}


int tab1[Q.size()];
int tab[W.size()];
for(int i = 0; i < W.size();i++){
    tab[i] = W[i] - '0';
    tab1[i] = Q[i] - '0';
}
int p = 0;
for(int i = W.size() - 1; i > 0;i--){
    tab[i] = tab[i] + tab1[i];
    tab[i] += p;
    p = tab[i] / 10;
    tab[i] %= 10;
}
int z = 0;
while(tab[z] == 0){
z++;
}
for(int i = z; i < W.size();i++){
    cout<<tab[i];
}


}