#coding=utf-8
while True:  
	try:  
		a = raw_input()
		sum = int(a[0]) + int(a[2])*2 + int(a[3])*3 + int(a[4])*4 + int(a[6])*5 + int(a[7])*6 + int(a[8])*7 + int(a[9])*8 + int(a[10])*9
		sum %= 11
		if a[12] == 'X':
			if sum == 10:
				print 'Right'
			else:
				a = a[:12] + str(sum)
				print a
		else:
			if int(a[12]) == sum:
				print 'Right'
			else:
				if sum == 10:
					a = a[:12] + 'X'
				else:
					a = a[:12] + str(sum)			 
				print a
	except EOFError:  
		break