DaleStudy
diff --git a/‎3sum/mandoolala.py‎ b/‎3sum/mandoolala.py‎
diff --git a/‎climbing-stairs/mandoolala.py‎ b/‎climbing-stairs/mandoolala.py‎
diff --git a/‎product-of-array-except-self/mandoolala.py‎ b/‎product-of-array-except-self/mandoolala.py‎
diff --git a/‎valid-anagram/mandoolala.py‎ b/‎valid-anagram/mandoolala.py‎
diff --git a/‎validate-binary-search-tree/mandoolala.py‎ b/‎validate-binary-search-tree/mandoolala.py‎