add documentation and examples

examples/example-simple.c

@@ -0,0 +1,14 @@
+#!cscript -s
+#include <stdio.h>
+
+int main(int argc, char *argv[])  {
+	printf("Program name: %s\n", argv[0]);
+
+	if (argc <= 1) {
+		printf("No arguments given\n");
+	} else {
+		for (size_t i = 1; i < argc; i++) {
+			printf("Argument %zu: %s\n", i, argv[i]);
+		}
+	}
+}