set bar 1.000000
set xlabel "Number of Threads"
set ylabel "Clock Cycles"
set terminal postscript enhanced eps "Times-Roman" 15
set style fill pattern 4 border -1
set key off
set style histogram rows
set datafile missing '-'
set style data histograms
set xtics nomirror rotate by -45 scale 0
set y2label offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
set grid ytics
set yrange [ 0 : * ] noreverse nowriteback
set cblabel offset character 0, 0, 0 font "" textcolor lt -1 rotate by 90
set locale "C"
set output "filecombined.eps"
plot newhistogram "2", 'file2.dat' using 2:xtic(1) ti col with histogram fs pattern 0 ls 0, '' u 3 ti col with histogram fs pattern 1 ls 0, '' u 4 ti col with histogram fs pattern 2 ls 0, '' u 5 ti col with histogram fill pattern 4 ls 0, \
newhistogram "4", 'file4.dat' using 2:xtic(1) ti col with histogram fs pattern 0 ls 0, '' u 3 ti col with histogram fs pattern 1 ls 0, '' u 4 ti col with histogram fs pattern 2 ls 0, '' u 5 ti col with histogram fs pattern 4 ls 0, \
newhistogram "8", 'file8.dat' using 2:xtic(1) ti col with histogram fs pattern 0 ls 0, '' u 3 ti col with histogram fs pattern 1 ls 0, '' u 4 ti col with histogram fs pattern 2 ls 0, '' u 5 ti col with histogram fs pattern 4 ls 0