#include <stdio.h>
#include<string.h>


int main(int argc, char *argv[])
{
    char s[22],c[22],d[22];
    int i,j,sum,Len,NLen,w,x,z;
    while(scanf("%s",s)!=EOF)
    {
         Len=strlen(s);
         j=0;
         for(i=0;i<Len;i++)
         {
                              if(s[i]=='B'||s[i]=='F'||s[i]=='P'||s[i]=='V')
               {
                    c[j]=1;
                    j++;
               }
               else if(s[i]=='C'||s[i]=='G'||s[i]=='J'||s[i]=='K'||s[i]=='Q'||s[i]

=='S'||s[i]=='X'||s[i]=='Z')
               {
                    c[j]=2;
                    j++;
               }
               else if(s[i]=='D'||s[i]=='T')
               {
                    c[j]=3;
                    j++;
               }
               else if(s[i]=='L')
               {
                    c[j]=4;
                    j++;
               }
               else if(s[i]=='M'||s[i]=='N')
               {
                    c[j]=5;
                    j++;
               }
               else if(s[i]=='R')
               {
                    c[j]=6;
                    j++;
               }
               else 
               continue;
         }
         c[j]='\0';
         NLen=strlen(c);
         z=0;
         w=0;
         while(c[w]!='\0')
         {
             d[z]=c[w];
             z++;
             for(x=w+1;x<NLen;x++)
             {
                   if(c[w]==c[x])
                   continue;
                   else
                   {w=x;
                   break;}
             }
         }
         d[z]='\0';  
         printf("%s\n",d);
    }
               
   
    return 0;
}