diff --git a/subjects/replaceeven/README.md b/subjects/replaceeven/README.md
new file mode 100644
index 00000000..8471bc57
--- /dev/null
+++ b/subjects/replaceeven/README.md
@@ -0,0 +1,21 @@
+## replaceeven
+
+### Instructions
+
+Write a program that takes every character with an even index, of each argument and replace it with the number 2.
+
+- you program should always print `\n` at the end.
+- you program should print all the arguments in one line, separated by the space character `' '`.
+- zero is an even number.
+
+
+### Usage
+
+```sh
+$ go run . | cat -e
+$
+$ go run . hello 444444444444444 | cat -e
+2e2l2 242424242424242$
+$ go run main.go "Zone 01 is the best" | cat -e
+2o2e202 2s2t2e2b2s2$
+```
\ No newline at end of file