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#-----------------------------------------------------------------------

# invert.py

#-----------------------------------------------------------------------

import sys

import stdio

from graph import Graph

# Accept a string file name and a delimiter as command-line arguments.

# Build a graph from the file. Repeatedly read a vertex name from

# standard input and write the neighbors of that vertex.

file = sys.argv[1]

delimiter = sys.argv[2]

graph = Graph(file, delimiter)

while stdio.hasNextLine():

v = stdio.readLine()

if graph.hasVertex(v):

for w in graph.adjacentTo(v):

stdio.writeln(' ' + w)

#-----------------------------------------------------------------------

# python invert.py tinygraph.txt " "

# C

# B

# G

# A

# A

# B

# C

# G

# H

# python invert.py movies.txt "/"

# Da Vinci Code, The (2006)

# Rees, Norman Campbell

# Chicot, Etienne

# Gabel, Seth

# Barker, Tom (VI)

# Davies, Rita

# Robb, Andy

# Berteloot, Jean-Yves

# Grossi, Joe

# Molina, Alfred (I)

# John-Leopoldie, Roland

# Aubert, Yves

# Hanks, Tom

# Emanuel, Crisian

# Herbert, Paul (IV)

# Maskell, Tina

# Black, Rachael

# Sciarappa, Fausto Maria

# Vernazza, Mario

# De Guillebon, Xavier

# L'Abidine, Dhaffer

# Carnelutti, Francesco

# Bertenshaw, Michael

# Pedrero, Peter

# Bettany, Paul

# Roper, Mark (II)

# Picknett, Lynn

# McKellen, Ian

# Descanvelle, Tonio

# Mitchell, Hugh (I)

# Parker, Daz

# Wildor, Sarah

# Norton, Michael (II)

# Huillet, Aewia

# Podalydes, Denis

# Lillis, Andre

# Drummond, Dez

# Reno, Jean (I)

# Clark, Andrew (V)

# Fosh, Christopher

# Bark-Jones, David

# Carter, Clive

# Butler, Matthew (VI)

# Mancuso, Sam

# Natanson, Agathe

# Zaza, Shane

# Guy-Bremond, Lionel

# Menou, Roland

# Audollent, Marie-Francoise

# Tautou, Audrey

# Doidge-Hill, Daisy

# Little, Brock

# McEwan, Maggie

# Bertrand, David (I)

# Kelleher, Lilli Ella

# Prince, Clive

# Mazureck, Garance

# Graham, Charlotte (IV)

# Wilson, Serretta

# Marielle, Jean-Pierre

# Rembauville-Nicolle, Eglantine

# Taylor, Harry (I)

# Klein, Arnaud

# Prochnow, Jurgen

# Tondowski, Dan

# Saracino, David

# Bacon, Kevin

# Novocaine (2001)

# My Dog Skip (2000)

# Trapped (2002)

# River Wild, The (1994)

# Wild Things (1998)

# Mystic River (2003)

# Footloose (1984)

# He Said, She Said (1991)

# Apollo 13 (1995)

# She's Having a Baby (1988)

# Friday the 13th (1980)

# Murder in the First (1995)

# Few Good Men, A (1992)

# Where the Truth Lies (2005)

# Beauty Shop (2005)

# Sleepers (1996)

# Hollow Man (2000)

# Animal House (1978)

# In the Cut (2003)

# Picture Perfect (1997)

# Diner (1982)

# Stir of Echoes (1999)

# JFK (1991)

# Planes, Trains & Automobiles (1987)

# Woodsman, The (2004)

# Flatliners (1990)

# Tremors (1990)