%d -> %zu.

[pintos-anon] / doc / mlfqs1i

#! /usr/bin/perl
my ($px, $py);
while (<>) {
    my ($ix, $iy) = /^(\d+) (\d+)$/ or die;
    my ($x) = ($ix - 206) / (436 - 206) * (28 - 23) + 23;
    my ($y) = ($iy - 126) / (287 - 126) * (60 - 0) + 0;
    printf "%.2f %.2f\n", $x, $py if defined $py;
    printf "%.2f %.2f\n", $x, $y;
    ($px, $py) = ($x, $y);
}