while True:
try:
b=input()
total=(int(b[0])+int(b[2])*2++int(b[3])*3+int(b[4])*4+int(b[6])*5+int(b[7])*6+int(b[8])*7+int(b[9])*8+int(b[10])*9)%11
if b[-1] == "X":
if total == 10:
print("Right")
else:
print(b[:-1]+str(total))
else:
if b[-1] == str(total):
print("Right")
else:
if total == 10:
print(b[:-1]+"X")
else:
print(b[:-1]+str(total))
except EOFError:
break