From b953bba8b260375fe73c4568d47fdd1dad7cfbee Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BC=A0=E5=AE=97=E5=B9=B3?= <zongping@example.com>
Date: Tue, 30 Jun 2026 16:29:13 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=20p03/ch11/rundata/file.txt?=
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提交版内容 'line1: hello / line2: world' 恰好等于 qtextstream_io
运行时写入的产物（gen_part3.py:1169-1170），系误提交覆盖了生成器
ensure_rundata（:1306）产出的 'sample'。重生成后 git status 出现偏差，
故恢复为生成器输出，使 'rm -rf p01 p03 build && gen_part1/gen_part3' 真正幂等。

经核实（见本次 wiki 引用核验）：qtextstream_io 目标行为本身正确。
---
 p03/ch11/rundata/file.txt | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/p03/ch11/rundata/file.txt b/p03/ch11/rundata/file.txt
index 144bb42..d64a3d9 100644
--- a/p03/ch11/rundata/file.txt
+++ b/p03/ch11/rundata/file.txt
@@ -1,2 +1 @@
-line1: hello
-line2: world
+sample