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#include <bits/stdc++.h>

using namespace std;

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    string a;
    string b;
    cin>>a>>b;
    while(a.size()<b.size()){
        a='0'+a;
    }
    while(a.size()>b.size()){
        b='0'+b;
    }
    string wap="";
    int dod=0;
    for(int i=a.size()-1;i>=0;i--){
        int al = a[i]-'0';
        int bl = b[i]-'0';
        int wyn = al+bl+dod;
        dod = wyn/10;
        wyn = wyn%10;
        char f = wyn+'0';
        wap = f + wap;
    }
    if(dod>0){
        char h = dod+'0';
        wap=h+wap;
    }
    cout<<wap<<"\n";
}