https://leetcode.com/problems/count-prefix-and-suffix-pairs-i

easy/count_prefix_and_suffix_pairs_i.py

@@ -0,0 +1,17 @@
+# https://leetcode.com/problems/count-prefix-and-suffix-pairs-i
+
+from typing import List
+
+class Solution:
+    def countPrefixSuffixPairs(self, words: List[str]) -> int:
+        result = 0
+        for i in range(len(words)):
+            for j in range(i + 1, len(words)):
+                if len(words[i]) > len(words[j]):
+                    continue
+                result += int(
+                    words[i] == words[j][0:len(words[i])] and
+                    words[i] == words[j][-len(words[i]):]
+                )
+        return result
+