doocs
diff --git a/‎solution/001.Two Sum/README.md renamed to ‎solution/0001.Two Sum/README.md b/‎solution/001.Two Sum/README.md renamed to ‎solution/0001.Two Sum/README.md
diff --git a/‎solution/001.Two Sum/Solution.cpp renamed to ‎solution/0001.Two Sum/Solution.cpp b/‎solution/001.Two Sum/Solution.cpp renamed to ‎solution/0001.Two Sum/Solution.cpp
diff --git a/‎solution/001.Two Sum/Solution.go renamed to ‎solution/0001.Two Sum/Solution.go b/‎solution/001.Two Sum/Solution.go renamed to ‎solution/0001.Two Sum/Solution.go
diff --git a/‎solution/001.Two Sum/Solution.java renamed to ‎solution/0001.Two Sum/Solution.java b/‎solution/001.Two Sum/Solution.java renamed to ‎solution/0001.Two Sum/Solution.java
diff --git a/‎solution/001.Two Sum/Solution.js renamed to ‎solution/0001.Two Sum/Solution.js b/‎solution/001.Two Sum/Solution.js renamed to ‎solution/0001.Two Sum/Solution.js
diff --git a/‎solution/001.Two Sum/Solution.py renamed to ‎solution/0001.Two Sum/Solution.py b/‎solution/001.Two Sum/Solution.py renamed to ‎solution/0001.Two Sum/Solution.py
diff --git a/‎solution/001.Two Sum/Solution.rb renamed to ‎solution/0001.Two Sum/Solution.rb b/‎solution/001.Two Sum/Solution.rb renamed to ‎solution/0001.Two Sum/Solution.rb
diff --git a/‎solution/001.Two Sum/Solution.scala renamed to ‎solution/0001.Two Sum/Solution.scala b/‎solution/001.Two Sum/Solution.scala renamed to ‎solution/0001.Two Sum/Solution.scala
diff --git a/‎solution/001.Two Sum/Solution2.js renamed to ‎solution/0001.Two Sum/Solution2.js b/‎solution/001.Two Sum/Solution2.js renamed to ‎solution/0001.Two Sum/Solution2.js
diff --git a/‎solution/001.Two Sum/Solution2.py renamed to ‎solution/0001.Two Sum/Solution2.py b/‎solution/001.Two Sum/Solution2.py renamed to ‎solution/0001.Two Sum/Solution2.py