From 3e2ee939c44bcec0976ef9c4952503e7b44b3334 Mon Sep 17 00:00:00 2001
From: surdeus <surdeus@gmail.com>
Date: Mon, 14 Nov 2022 23:53:48 +0500
Subject: [PATCH] in: fixed wrong 0 arguments handling.

---
 src/tool/in/main.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/tool/in/main.go b/src/tool/in/main.go
index c1a3fdd..3f2e5e2 100644
--- a/src/tool/in/main.go
+++ b/src/tool/in/main.go
@@ -28,7 +28,10 @@ func Run(args []string) {
 	args = flagSet.Args()
 
 	if len(args) == 0 {
-		flagSet.Usage()
+		//flagSet.Usage()
+		if !not {
+			os.Exit(1)
+		}
 	}
 
 	mp := make(map[string] int)