From 2b578fb9260365480eb62f2731cb0e1ce4aef697 Mon Sep 17 00:00:00 2001
From: "Andrew E. Torda" <torda@zbh.uni-hamburg.de>
Date: Tue, 4 May 2021 14:39:02 +0200
Subject: [PATCH] ready to show to students

---
 pi.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pi.go b/pi.go
index 783f671..8e45685 100644
--- a/pi.go
+++ b/pi.go
@@ -28,7 +28,7 @@ const (
 // usage prints out anything the caller gives us then bails.
 func usage(e string) {
 	u := "usage: pi [flags] seed nsteps nstep_nprint"
-	if e != ""{
+	if e != "" {
 		fmt.Fprintln(os.Stderr, e+"\n"+u)
 	}
 	flag.Usage()
-- 
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