From 213363383b5864d236cfce711920f76a2450de07 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Wed, 16 Jun 2021 20:18:19 +0800
Subject: import(life): ...

---
 .../operating-system-experiment/DeadLockDetectionDemo.cpp   | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'works/life')

diff --git a/works/life/operating-system-experiment/DeadLockDetectionDemo.cpp b/works/life/operating-system-experiment/DeadLockDetectionDemo.cpp
index e043161..bea2b43 100644
--- a/works/life/operating-system-experiment/DeadLockDetectionDemo.cpp
+++ b/works/life/operating-system-experiment/DeadLockDetectionDemo.cpp
@@ -1,3 +1,13 @@
+// Demo使用方法：
+// 本程序采用标准C++11代码写成，请使用支持C++11的编译器编译。
+//
+// 程序接受的输入为n个整数对，其中1-10000表示进程，10001及以上表示锁，顺序很重要：
+// 1 10001 -> process 1 is acquiring or waiting for lock 1
+// 10001 1 -> lock 1 is owned by process 1
+//
+// 建议采用重定向输入至文件的方式输入，提供4个典型情况的测试数据。
+//
+
 #include <iostream>
 #include <unordered_map>
 #include <unordered_set>
@@ -50,9 +60,6 @@ bool dfs(
   return false;
 }
 
-// 1 10001 -> process 1 is waiting for lock 10001
-// 10001 1 -> lock 10001 is owned by process 1
-
 int main() {
   std::vector<int> ns;
 
-- 
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