#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c,d,e,f,t1,t2; scanf("%1d%1d%1d%1d%1d%1d",&a,&b,&c,&d,&e,&f); if(b%2==0) t1=b/2; else t1=b; t2=(a+b+c)%10; cout<<(char)(a+'A'); cout<<t1; cout<<t2; cout<<d<<(('l'+'e'+e)/10%10)<<(a+b+c+d+e+f)%10; return 0; }