#!/bin/bash

PROCS=$1
START=$2
STEP=$3
END=$4

CURRENT=$START;
until test $PROCS = 0; do 
	let RANGE=$CURRENT+$STEP-1;
	if test $PROCS = 1; then
		./sum $CURRENT $END &
		else
		./sum $CURRENT $RANGE &
		fi
	let CURRENT=$CURRENT+$STEP
	let PROCS=$PROCS-1;
   	done

