diff --git a/executable/copy/README.md b/executable/copy/README.md
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+## copy
+
+和 Linux 的 `cp` 命令一样一样的。
+
+
+
+## 使用
+
++ Linux、Mac
+
+```sh
+./copy source_name copy_name
+```
+
++ Windows
+
+```sh
+cp source_name copy_name
+```
+
diff --git a/executable/copy/cp.exe b/executable/copy/cp.exe
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