#include <iostream>
using namespace std;
const int mlen=1000;
int main(){
    string a,b;
    cin>>a>>b;
    int sum[mlen];
    int aa[mlen];
    int ba[mlen];
    for(int i=0;i<mlen;i++){
        sum[i]=0;
    }
    for(int i=0;i<ssize(a);i++){
        aa[mlen-1-i]=a[ssize(a)-1-i]-48;
    }
    for(int i=0;i<ssize(b);i++){
        ba[mlen-1-i]=b[ssize(b)-1-i]-48;
    }
    for(int i=mlen-1;i>0;i--){
        int qs=aa[i]+ba[i];
        sum[i]+=qs;
        sum[i-1]+=sum[i]/10;
        sum[i]-=sum[i-1]*10;
    }
    bool to=0;
    for(int i=0;i<mlen;i++){
        if(sum[i] or i==mlen-1)to=1;
        if(to)cout<<sum[i];
    }
    cout<<endl;
    return 0;
}