include [HTML_REMOVED]

include [HTML_REMOVED]

include [HTML_REMOVED]

using namespace std;
vector[HTML_REMOVED] sum(vector[HTML_REMOVED] &a,vector[HTML_REMOVED] &b){
int t=0;
vector[HTML_REMOVED] c;
if(a.size()[HTML_REMOVED] a,b;
string str1,str2;
cin>>str1>>str2;
int lenth1=str1.size();
int lenth2=str2.size();
for(int i=lenth1-1;i>=0;i–)
a.push_back(str1[i]-‘0’);
for(int i=lenth2-1;i>=0;i–)
b.push_back(str2[i]-‘0’);
vector[HTML_REMOVED] c=sum(a,b);
for(auto i=c.rbegin();i!=c.rend();i++)
cout<<*i;
return 0;
}