From 11f10fdce2a9399f523f70605cb42499b2d81c07 Mon Sep 17 00:00:00 2001
From: Ruofan XU <47302112+SleepyRoy@users.noreply.github.com>
Date: Thu, 17 Sep 2020 07:14:26 +0800
Subject: [PATCH] examples: minor optimization of calculator (#6367)

---
 examples/mini_calculator.v | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/examples/mini_calculator.v b/examples/mini_calculator.v
index 8a4d7fcb02..18f5c2743a 100644
--- a/examples/mini_calculator.v
+++ b/examples/mini_calculator.v
@@ -117,8 +117,7 @@ fn main() {
 	mut expr_count := 0
 	for {
 		expr_count++
-		print('[$expr_count] ')
-		expr := os.get_line().trim_space()
+		expr := os.input('[$expr_count] ').trim_space()
 		if expr in ['exit', 'EXIT'] {
 			break
 		}