add(subject): print-ascii

subjects/printascii/README.md

@@ -0,0 +1,27 @@
+## print-ascii
+
+### instructions
+
+Write a program that prints the ASCII value of a character passed as an argument to the program
+- If the argument is not a letter nothing will be printed
+- if the number of arguments is not 1 then nothing will be printed
+- the program should print (`'\n'`) at the end of the output
+
+### Usage
+
+```console
+$ go run . | cat -e
+$
+$ go run . a | cat -e
+97$
+$ go run . 'A' | cat -e
+65$
+$ go run . 'z' | cat -e
+122$
+$ go run . Z | cat -e
+90$
+$ go run . 1 | cat -e
+$
+$ go run . "Hello" "Word" | cat -e
+$
+```