diff --git a/book/geeksforgeeks/SUMMARY.md b/book/geeksforgeeks/SUMMARY.md
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+# 目录
+
diff --git a/book/geeksforgeeks/most-import-type-of-algorithms.md b/book/geeksforgeeks/most-import-type-of-algorithms.md
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+# 最重要的算法类型 Most important type of Algorithms
+
+- Brute Force Algorithm
+- Recursive Algorithm
+  - Divide and Conquer Algorithm
+  - Dynamic Programming Algorithm
+  - Greedy Algorithm
+  - Backtracking Algorithm
+- Randomized Algorithm
+- Sorting Algorithm
+- Searching Algorithm
+- Hashing Algorithm
\ No newline at end of file
diff --git a/book/geeksforgeeks/role-of-algs.md b/book/geeksforgeeks/role-of-algs.md
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+++ b/book/geeksforgeeks/role-of-algs.md
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-# The Role of Algorithms in Computing
+# 算法在计算中的角色 The Role of Algorithms in Computing
 
 Algorithm Design Technique: