#-------------------------------------------------------------
#
# 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,rows=$2,cols=$3);
n = $3;

R = matrix(0, rows=1,cols=n); 

iter = 1;
while( iter <= 3 )
{
   #repeated opt for each while iteration
   parfor( i in 1:ncol(V), log=DEBUG, opt=CONSTRAINED, par=8 )
   {
      Xi = V[,i];
      R[1,i] = R[1,i] + sum(Xi);
   }
   
   iter = iter+1;
}

write(R, $4);       