teza7-sub3-1

#include <iostream>
#include <cstring>
using namespace std;
int main()
{
    char s[100],c[100];
    cin>>s>>c;
    int mx=(int)'z';
    for(int i=0;i<strlen(s);i++)
    {
        if(s[i]+((int)c[i]-'0')>'z')
        {
            s[i]='a'+((int)(s[i]+(int)(c[i]-'0'))%mx);
        }
        else
        {
            s[i]=s[i]+(int)(c[i]-'0');
        }
    }
    cout<<s;
}
//info 3212