nandakoryaaa · June 7, 2025 10:24 · Jun 7, 2025
diff --git a/5_utf16.c b/5_utf16.c
@@ -0,0 +1,239 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <process.h>
+#include <time.h>
+#include <string.h>
+#include <windows.h>
+
+#define LETTER_CNT 5
+
+static const uint16_t russian_utf16[] = {
+	// А     Б     В     Г     Д     Е       Ё       Ж     З     И     Й     К     Л     М     Н     О     П
+	1040, 1041, 1042, 1043, 1044, 1045, /*1025,*/ 1046, 1047, 1048, 1049, 1050, 1051, 1052, 1053, 1054, 1055,
+	// Р     С     Т     У     Ф     Х     Ц     Ч     Ш     Щ     Ъ     Ы     Ь     Э     Ю     Я
+	1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069, 1070, 1071,
+	// а     б     в     г     д     е       ё       ж     з     и     й     к     л     м     н     о     п
+	1072, 1073, 1074, 1075, 1076, 1077, /*1105,*/ 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087,
+	// р     с     т     у     ф     х     ц     ч     ш     щ     ъ     ы     ь     э     ю     я
+	1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100, 1101, 1102, 1103
+};
+
+const uint16_t russian_utf8[] = {
+	// А-Я
+	0x90D0, 0x91D0, 0x92D0, 0x93D0, 0x94D0, 0x95D0, /*0x81D0,*/ 0x96D0,
+	0x97D0, 0x98D0, 0x99D0, 0x9AD0, 0x9BD0, 0x9CD0, 0x9DD0, 0x9ED0,
+	0x9FD0, 0xA0D0, 0xA1D0, 0xA2D0, 0xA3D0, 0xA4D0, 0xA5D0, 0xA6D0,
+	0xA7D0, 0xA8D0, 0xA9D0, 0xAAD0, 0xABD0, 0xACD0, 0xADD0, 0xAED0,
+	0xAFD0
+};
+
+typedef enum {
+	NO_LETTER, HAS_LETTER, OK_LETTER
+} LetterStatus;
+
+typedef struct {
+	LetterStatus status[LETTER_CNT];
+	size_t ok_cnt;
+} WordStatus;
+
+typedef struct {
+	char letters[LETTER_CNT];
+} InputWord;
+
+static const char* words[10] = {
+	"сабля", "сакля", "пакля", "сопля", "сосна",
+	"весна", "осень", "овраг", "насос", "киоск"
+};
+
+InputWord get_random_word(const InputWord* dict_words, size_t word_cnt)
+{
+	size_t rand_index = rand() * (word_cnt - 1) / RAND_MAX;
+	return dict_words[rand_index];
+}
+
+uint8_t has_letter(const char* letters, uint32_t test_letter)
+{
+	for (size_t i = 0; i < LETTER_CNT; i++) {
+		if (letters[i] == test_letter) {
+			return 1;
+		}
+	}
+	return 0;
+}
+
+WordStatus check_word(const char* letters, const char* test_letters)
+{
+	WordStatus ws = { .ok_cnt = 0 };
+	for (size_t i = 0; i < LETTER_CNT; i++) {
+		uint32_t letter = letters[i];
+		uint32_t test_letter = test_letters[i];
+		if (letter == test_letter) {
+			// есть на своём месте
+			ws.status[i] = OK_LETTER;
+			ws.ok_cnt++;
+		} else if (has_letter(letters, test_letter)) {
+			// есть в другом месте
+			ws.status[i] = HAS_LETTER;
+		} else {
+			// нет вообще
+			ws.status[i] = NO_LETTER;
+		}
+	}
+	return ws;
+}
+
+void print_utf_dev(const char* word)
+{
+	wchar_t wbuf[LETTER_CNT + 1];
+	for (size_t i = 0; i < LETTER_CNT; i++) {
+		wchar_t wc = russian_utf16[word[i] - 1];
+		uint8_t low_byte = ((wc >> 6) & 31) | 0xC0;
+		uint8_t high_byte = (wc & 63) | 0x80;
+		wbuf[i] = (high_byte << 8 | low_byte);
+	}
+	wbuf[LETTER_CNT] = 0;
+	printf("%s\n", (char*)wbuf);
+}
+
+void print_utf8(const char* word)
+{
+	wchar_t wbuf[LETTER_CNT + 1];
+	for (size_t i = 0; i < LETTER_CNT; i++) {
+		wbuf[i] = russian_utf8[word[i] - 1];
+	}
+	wbuf[LETTER_CNT] = 0;
+	printf("%s\n", (char*)wbuf);
+}
+
+void print_status(const WordStatus* ws)
+{
+	const char status_display[3] = { 'x', '-', '+' };
+
+	for (size_t i = 0; i < LETTER_CNT; i++) {
+		printf("%c", status_display[ws->status[i]]);
+	}
+	printf("\n");	
+}
+
+InputWord from_utf8(const wchar_t* wbuf)
+{
+	InputWord input;
+	for (size_t pos = 0; pos < LETTER_CNT; pos++) {
+		wchar_t wc = wbuf[pos];
+
+		if ((wc & 0xE0) != 0xC0) {
+			input.letters[0] = 0;
+			return input;
+		}
+
+		wc = ((wc >> 8) & 63) | ((wc & 31) << 6);
+
+		if (wc < 1040 || wc > 1103) {
+			input.letters[0] = 0;
+			return input;
+		}
+		if (wc > 1071) {
+			wc -= 32;
+		}
+		input.letters[pos] = wc - 1039;
+	}
+
+	return input;	
+}
+
+InputWord from_utf16(const wchar_t* wbuf)
+{
+	InputWord input;
+ 	for (size_t pos = 0; pos < LETTER_CNT; pos++) {
+		wchar_t wc = wbuf[pos];
+		if (wc < 1040 || wc > 1103) {
+			input.letters[0] = 0;
+			return input;
+		}
+		if (wc > 1071) {
+			wc -= 32;
+		}
+		input.letters[pos] = wc - 1039;
+	}
+
+	return input;	
+}
+
+InputWord get_word_stdin()
+{
+	InputWord input; 
+	fgets(input.letters, sizeof(input.letters), stdin);
+	if (input.letters[strlen(input.letters) - 1] != '\n') {
+		// читать остаток во временный буфер
+		char buf[100];
+		do {
+			fgets(buf, sizeof(buf), stdin);
+		} while (buf[strlen(buf) - 1] != '\n');
+	}
+	return input;
+}
+
+InputWord get_word()
+{
+    void* stdin_handle = GetStdHandle(STD_INPUT_HANDLE);
+    wchar_t wbuf[LETTER_CNT + 3];
+
+    unsigned long int char_cnt = 0;
+	uint32_t read_cnt = 0;
+
+	do {
+		ReadConsoleW(
+			stdin_handle, wbuf, LETTER_CNT + 2, &char_cnt, NULL
+		);
+		read_cnt++;
+	} while (wbuf[char_cnt - 1] != '\n');
+
+	if (read_cnt > 1) {
+		return (InputWord) { .letters = {0} };
+	}
+
+	return from_utf16(wbuf);
+}
+
+int main()
+{
+	srand(time(NULL) ^ getpid());
+	size_t word_cnt = 10;
+
+	InputWord input;
+	WordStatus ws;
+
+	InputWord dict_words[10];
+	uint8_t result = 1;
+	for (size_t i = 0; i < word_cnt; i++) {
+		dict_words[i] = from_utf8((wchar_t*)words[i]);
+		if (dict_words[i].letters[0] == 0) {
+			result = 0;
+			break;
+		}
+	}
+	printf("result: %u\n", result);
+
+	while (1) {
+		InputWord word = get_random_word(dict_words, word_cnt);
+		for (int try_cnt = 1; try_cnt < 7; try_cnt++) {
+
+			printf("try #%u: ", try_cnt);
+			input = get_word();
+			ws = check_word(word.letters, input.letters);
+			print_utf8(input.letters);
+			print_status(&ws);
+			if (ws.ok_cnt == LETTER_CNT) {
+				break;
+			}
+		}
+		if (ws.ok_cnt == LETTER_CNT) {
+			printf("YOU WON!\n");
+		} else {
+			printf("YOU LOST!\n");
+		}
+	}
+
+    return 0;
+}
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