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@@ -1,3 +1,12 @@
 # modraw
 
-Generate colorful pictures of Modulo table
\ No newline at end of file
+Generate colorful pictures of Modulo table
+
+### Usage
+Usage: modraw [OPTIONS]
+
+Options:
+  -w, --width <WIDTH>  width and height of the image [default: 2000]
+  -m <MODULO>          The multiplicator [default: 96]
+  -h, --help           Print help
+