#include <cstdio>
+#include "column-x-positions.hh"
+#include "dimensions.hh"
+#include "international.hh"
#include "libc-extension.hh" // isinf
-#include "simple-spacer.hh"
#include "paper-column.hh"
+#include "simple-spacer.hh"
+#include "spaceable-grob.hh"
#include "spring.hh"
#include "warn.hh"
-#include "column-x-positions.hh"
-#include "spaceable-grob.hh"
-#include "dimensions.hh"
/*
A simple spacing constraint solver. The approach: