use zip instead of enumerate
use zip instead of enumerate

wkentaro/chainer,niboshi/chainer,niboshi/chainer,ktnyt/chainer,keisuke-umezawa/chainer,jnishi/chainer,keisuke-umezawa/chainer,wkentaro/chainer,hvy/chainer,okuta/chainer,rezoo/chainer,chainer/chainer,anaruse/chainer,ktnyt/chainer,ktnyt/chainer,okuta/chainer,chainer/chainer,chainer/chainer,ktnyt/chainer,jnishi/chainer,pfnet/chainer,jnishi/chainer,wkentaro/chainer,hvy/chainer,niboshi/chainer,tkerola/chainer,okuta/chainer,okuta/chainer,hvy/chainer,wkentaro/chainer,chainer/chainer,ronekko/chainer,jnishi/chainer,hvy/chainer,niboshi/chainer,keisuke-umezawa/chainer,keisuke-umezawa/chainer