#-------------------------------------------------------------
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
# 
#   http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#
#-------------------------------------------------------------


V = read($1);
m = nrow(V);
n = ncol(V);

R = matrix(0,rows=m,cols=n); 

parfor( i in 1:n, par=4, mode=LOCAL, datapartitioner=REMOTE_SPARK, opt=NONE )
{
   col = V[,i];
   while(FALSE){}
   R[,i] = col; 
}

write(R, $2);
