#!/bin/sh
#plot 'hoge.csv' using '%lf,%lf'
#set xrange[0:45]
gnuplot << EOF
set terminal postscript eps
set output 'graph.eps'
set title 'title'
set xlabel 'nuber of nodes'
set ylabel 'avarage time'
plot 'test.dat' using 1:2 lt rgb "red" with linespoints, 'test2.dat' using 1:2  lt rgb "blue" with linespoints
EOF