feat: Add pythontutor blocks to the rest of the chapters (krahets#1030)

* Fix Python code * Add the pythontutor blocks of the chapter tree, heap, graph, searching, sorting, divide and conquer, dynamic programming and greedy. Improve the pythontutor blocks of the chapter array and linkedlist and backtracking. Add the tutorial of pythontutor in how-to-read section. * Reduce the image's file size.
Junhiee · Jan 7, 2024 · ee48537 · ee48537
1 parent ddd375a
commit ee48537
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Showing 56 changed files with 455 additions and 16 deletions.
diff --git a/codes/python/chapter_array_and_linkedlist/linked_list.py b/codes/python/chapter_array_and_linkedlist/linked_list.py
@@ -66,7 +66,8 @@ def find(head: ListNode, target: int) -> int:
     print_linked_list(n0)
 
     # 插入节点
-    insert(n0, ListNode(0))
+    p = ListNode(0)
+    insert(n0, p)
     print("插入节点后的链表为")
     print_linked_list(n0)
 

diff --git a/codes/python/chapter_divide_and_conquer/binary_search_recur.py b/codes/python/chapter_divide_and_conquer/binary_search_recur.py
@@ -36,5 +36,5 @@ def binary_search(nums: list[int], target: int) -> int:
     nums = [1, 3, 6, 8, 12, 15, 23, 26, 31, 35]
 
     # 二分查找（双闭区间）
-    index: int = binary_search(nums, target)
+    index = binary_search(nums, target)
     print("目标元素 6 的索引 = ", index)
diff --git a/codes/python/chapter_dynamic_programming/coin_change_ii.py b/codes/python/chapter_dynamic_programming/coin_change_ii.py
@@ -48,7 +48,6 @@ def coin_change_ii_dp_comp(coins: list[int], amt: int) -> int:
 if __name__ == "__main__":
     coins = [1, 2, 5]
     amt = 5
-    n = len(coins)
 
     # 动态规划
     res = coin_change_ii_dp(coins, amt)

diff --git a/codes/python/chapter_searching/binary_search.py b/codes/python/chapter_searching/binary_search.py
@@ -44,9 +44,9 @@ def binary_search_lcro(nums: list[int], target: int) -> int:
     nums = [1, 3, 6, 8, 12, 15, 23, 26, 31, 35]
 
     # 二分查找（双闭区间）
-    index: int = binary_search(nums, target)
+    index = binary_search(nums, target)
     print("目标元素 6 的索引 = ", index)
 
     # 二分查找（左闭右开区间）
-    index: int = binary_search_lcro(nums, target)
+    index = binary_search_lcro(nums, target)
     print("目标元素 6 的索引 = ", index)
diff --git a/codes/pythontutor/chapter_array_and_linkedlist/array.md b/codes/pythontutor/chapter_array_and_linkedlist/array.md
@@ -20,4 +20,4 @@ https://pythontutor.com/render.html#code=def%20traverse%28nums%3A%20list%5Bint%5
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