while True:
a = input()
if a == '#':
break
L = []
while a != '#':
L.append(a)
a = input()
chk = True
for i in range(1,len(L)):
if len(L[i-1]) != len(L[i]):
chk = False
break
cnt = 0
for j in range(len(L[i-1])):
if L[i][j] != L[i-1][j]:
cnt+=1
if cnt!= 1:
chk = False
break
if chk:
print("Correct")
else:
print("Incorrect")