Update README.md

Co-authored-by: Steven G. Johnson <[email protected]>

README.md

@@ -125,7 +125,7 @@ free(fold_str);
 ```c
 // Decompose "\u00e4\u00f6\u00fc" = "äöü" into "a\u0308o\u0308u\u0308" (= "äöü" via combining char U+0308)
 utf8proc_uint8_t input[] = {0xc3, 0xa4, 0xc3, 0xb6, 0xc3, 0xbc}; // åäö
-utf8proc_uint8_t *nfd= utf8proc_NFD(input);
+utf8proc_uint8_t *nfd= utf8proc_NFD(input); // = {0x61, 0xcc, 0x88, 0x6f, 0xcc, 0x88, 0x75, 0xcc, 0x88}
 
 // Compose `a\u0308o\u0308u\u0308` into `åäö`
 utf8proc_uint8_t *nfc= utf8proc_NFC(nfd);