st= input()

k=0 #last number

i=0

n=0# 杠杠数

n1=0

for j in st:

   if j=='-':
       n+=1
       if n==3:
          break
   if j!='-':
       i+=1
       k=k+int(j)*i
k=k%11

if str(k)==st[-1]:

     print('Right')
else:

     for i in st:
         if i=='-':
            n1+=1
            if n1==3:
               break
         print(i,end='')
print('-%d'%k,end='')