From e71faece656d248debc39e1ca38d5319fe5c2428 Mon Sep 17 00:00:00 2001
From: songyc macbook <gitea@gitea>
Date: Fri, 3 Apr 2026 22:19:43 +0900
Subject: [PATCH] baekjoon 20260403

---
 code_study/Baekjoon/python/2965.py | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 code_study/Baekjoon/python/2965.py

diff --git a/code_study/Baekjoon/python/2965.py b/code_study/Baekjoon/python/2965.py
new file mode 100644
index 0000000..903fd03
--- /dev/null
+++ b/code_study/Baekjoon/python/2965.py
@@ -0,0 +1 @@
+print((lambda a,b,c: max(b-a, c-b)-1)(*list(map(int, input().split()))))
\ No newline at end of file