while True:
    try:
       lm=input().split('-')
       ln=lm[:-1]
       la=[]
       for n in ln:
           p=list(n)
           for t in p:
               la.append(int(t))
       total=0
       for k in range(len(la)):
            total+=(k+1)*la[k]

       total=total%11
       if total==10 and lm[-1]=='X':
           print('Right')
       elif  total==10 and lm[-1]!='X':
         lm[-1]='X'
         print("-".join(lm))
          
       elif str(total)==lm[-1]:
            print('Right')
       else:
         lm[-1]=str(total)
         print("-".join(lm))  
    except EOFError:
        break