def solve(W,E,F,X):
  l=0
  W =range(2,10e5)
  E =range(2,10e5)
  for i in range(len(X)):
    for j in range(len(F)):
        for k in W:
            if k !=l:  
                for A in range(1,W):
                    for B in range(1,E):
                        A.pop()
                        B.pop()
                        if (A[k],B[k]) !=(A[l],B[l]):
                            X.append(A[i],B[i])
                            F.sort()
                            X.remove(i)
                        else:
                            for X in range(i+1,W):
                                for F in range(j+1,E):
                                    X.as_integer_ratio()
                                    if X:
                                       X.append(X[i])
                                       X.remove()
                                       break
                                    elif F:
                                        F.append(F[i])
                                        X.remove()
                                        break
                                    





  
t =int(input())
for i in range(t): 
    X=list(map(int,input().strip().split())) 
    
    print(f"Case #{i+1}: {X}")