#include<bits/stdc++.h>
using namespace std;
int c,d;

void vignere(string a, string b){
  c = a.length();
  d = b.length();
  for (int i = 0; i < c; ++i){
    int e = a[i] - 64, f = b[i%d] - 64;;
    if(a[i] == ' ')e=0;
    if(b[i] == ' ')f=0;
    int x = (e+f)%27;
    char t = x + '@';
    if(x==0){cout << ' ';continue;}
    cout << t;
  }
}

int main(){
  string a,b;
  cout << "Enter Message to encrypt: ";
  getline(cin,a);
  cout << "Enter keyword: ";
  getline(cin,b);
  vignere(a,b);
}