From a339b8fb6f108ea1d992de585054909d0db51e0f Mon Sep 17 00:00:00 2001
From: raskatovia <raskatovia@users.noreply.local>
Date: Fri, 22 May 2026 21:34:27 +0300
Subject: [PATCH] =?UTF-8?q?[2]=20=D0=B4=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8?=
 =?UTF-8?q?=D0=BB=20=D0=BF=D0=BE=D0=B8=D1=81=D0=BA=20=D0=B2=20=D0=B3=D0=BB?=
 =?UTF-8?q?=D1=83=D0=B1=D0=B8=D0=BD=D1=83?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 raskatovia/docs/data/task2/solver.py | 29 +++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/raskatovia/docs/data/task2/solver.py b/raskatovia/docs/data/task2/solver.py
index ae1b9f4..bad83a7 100644
--- a/raskatovia/docs/data/task2/solver.py
+++ b/raskatovia/docs/data/task2/solver.py
@@ -40,6 +40,33 @@ class BfsStrategy:
             "visited": visited_count,
             "length": len(path)
         }
+class DfsStrategy:
+    def solve(self, maze):
+        start = maze.start
+        finish = maze.finish
+        stack = [start]
+        previous = {start: None}
+        visited_count = 0
+
+        while stack:
+            current = stack.pop()
+            visited_count += 1
+
+            if current == finish:
+                break
+
+            for next_cell in maze.neighbors(current[0], current[1]):
+                if next_cell not in previous:
+                    previous[next_cell] = current
+                    stack.append(next_cell)
+
+        path = build_path(previous, start, finish)
+        return {
+            "name": "DFS",
+            "path": path,
+            "visited": visited_count,
+            "length": len(path)
+        }
 
 class MazeSolver:
     def __init__(self, strategy):
@@ -50,7 +77,7 @@ class MazeSolver:
 
 if __name__ == "__main__":
     maze = MazeBuilder().from_file("raskatovia/docs/data/task2/maps/simple.txt").build()
-    solver = MazeSolver(BfsStrategy())
+    solver = MazeSolver(DfsStrategy())
     result = solver.solve(maze)
     print("algorithm:", result["name"])
     print("visited:", result["visited"])