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3
.gitignore
vendored
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3
.gitignore
vendored
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ace
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*.o
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*.tar.gz
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28
LICENSE
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28
LICENSE
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BSD 3-Clause License
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Copyright (c) 2024, Night Kaly <night@night0721.xyz>
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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39
Makefile
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39
Makefile
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.POSIX:
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.SUFFIXES:
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CC = cc
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VERSION = 1.0
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TARGET = ace
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MANPAGE = $(TARGET).1
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PREFIX ?= /usr/local
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BINDIR = $(PREFIX)/bin
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# Flags
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CFLAGS = -O3 -march=native -mtune=native -pipe -s -std=c99 -flto -pedantic -Wall -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=600
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SRC = ace.c
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$(TARGET): $(SRC)
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$(CC) $(SRC) -o $@ $(CFLAGS)
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dist:
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mkdir -p $(TARGET)-$(VERSION)
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cp -R README.md $(TARGET) $(TARGET)-$(VERSION)
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tar -cf $(TARGET)-$(VERSION).tar $(TARGET)-$(VERSION)
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gzip $(TARGET)-$(VERSION).tar
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rm -rf $(TARGET)-$(VERSION)
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install: $(TARGET)
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mkdir -p $(DESTDIR)$(BINDIR)
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cp -p $(TARGET) $(DESTDIR)$(BINDIR)/$(TARGET)
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chmod 755 $(DESTDIR)$(BINDIR)/$(TARGET)
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uninstall:
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$(RM) $(DESTDIR)$(BINDIR)/$(TARGET)
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clean:
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$(RM) $(TARGET)
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all: $(TARGET)
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.PHONY: all dist install uninstall clean
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20
README.md
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20
README.md
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# ace
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ace is a game for playing blackjack.
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# Usage
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```
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./ace
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```
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# Building
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You will need to run these with elevated privilages.
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```
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$ make
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# make install
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```
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# Contributions
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Contributions are welcomed, feel free to open a pull request.
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# License
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This project is licensed under the BSD-3-Clause License. See [LICENSE](https://github.com/night0721/ace/blob/master/LICENSE) for more information.
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194
ace.c
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194
ace.c
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <unistd.h>
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#include <termios.h>
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#define CLEAR_SCREEN() printf("\033[H\033[J")
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#define MOVE_CURSOR(x, y) printf("\033[%d;%dH", (x), (y))
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#define RESET_COLOR() printf("\033[0m")
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typedef struct {
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int value; /* 1 to 13 (Ace to King) */
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int suit; /* 0 to 3 (Hearts, Spades, Diamonds, Clubs) */
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} card;
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card deal_card();
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int calculate_score(card hand[], int num_cards);
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void display_hand(card hand[], int num_cards, int is_player, int total);
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struct termios orig_termios;
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int main()
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{
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srand(time(NULL));
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card player_hand[10], cpu_hand[10];
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int player_num_cards = 0, cpu_num_cards = 0;
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char action;
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/* Set terminal to return read syscall without enter */
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struct termios new_termios;
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tcgetattr(STDIN_FILENO, &orig_termios);
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new_termios = orig_termios;
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new_termios.c_lflag &= ~(ICANON | ECHO);
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tcsetattr(STDIN_FILENO, TCSANOW, &new_termios);
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for (int i = 0; i < 2; i++) {
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player_hand[player_num_cards++] = deal_card();
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cpu_hand[cpu_num_cards++] = deal_card();
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}
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int player_score;
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int cpu_score;
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while (1) {
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CLEAR_SCREEN();
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MOVE_CURSOR(1, 1);
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printf("You Computer\n");
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player_score = calculate_score(player_hand, player_num_cards);
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cpu_score = calculate_score(cpu_hand, cpu_num_cards);
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display_hand(player_hand, player_num_cards, 1, player_score);
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display_hand(cpu_hand, cpu_num_cards, 0, cpu_score);
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/* Check if the player has busted */
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if (player_score > 21) {
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printf("\n\033[38;2;255;0;0mBust! You lose.\033[0m\n");
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break;
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}
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printf("\nHit (h) or stand (s)? ");
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fflush(stdout);
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char action;
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read(STDIN_FILENO, &action, 1);
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if (action == 'h') {
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player_hand[player_num_cards++] = deal_card();
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} else if (action == 's') {
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break;
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}
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}
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/* Computer's turn to deal
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* Customise here if you want more wins
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*/
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while (cpu_score < 17) {
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cpu_hand[cpu_num_cards++] = deal_card();
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cpu_score = calculate_score(cpu_hand, cpu_num_cards);
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}
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CLEAR_SCREEN();
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MOVE_CURSOR(1, 1);
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player_score = calculate_score(player_hand, player_num_cards);
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cpu_score = calculate_score(cpu_hand, cpu_num_cards);
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/* Determine win or lose */
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if (player_score > 21) {
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printf("\033[38;2;255;0;0mComputer wins!\033[0m\n", cpu_score);
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} else if (cpu_score > 21) {
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printf("\033[38;2;0;255;0mYou win!\033[0m\n", player_score);
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} else if (player_score > cpu_score) {
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printf("\033[38;2;0;255;0mYou win!\033[0m\n", player_score);
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} else if (player_score < cpu_score) {
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printf("\033[38;2;255;0;0mComputer wins!\033[0m\n", cpu_score);
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} else {
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printf("\033[38;2;255;255;0mDraw!\033[0m\n", player_score);
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}
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display_hand(player_hand, player_num_cards, 1, player_score);
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display_hand(cpu_hand, cpu_num_cards, 0, cpu_score);
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printf("\n");
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/* Reset terminal */
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tcsetattr(STDIN_FILENO, TCSANOW, &orig_termios);
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return 0;
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}
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card deal_card()
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{
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card card;
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card.value = rand() % 13 + 1;
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card.suit = rand() % 4;
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return card;
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}
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int calculate_score(card hand[], int num_cards)
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{
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int score = 0, num_aces = 0;
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for (int i = 0; i < num_cards; i++) {
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if (hand[i].value == 1) {
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score += 11;
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num_aces++;
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} else if (hand[i].value > 10) {
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score += 10;
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} else {
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score += hand[i].value;
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}
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}
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while (score > 21 && num_aces > 0) {
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score -= 10;
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num_aces--;
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}
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return score;
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}
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void display_hand(card hand[], int num_cards, int is_player, int total)
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{
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const char *suits[] = {"\033[38;2;255;0;0m♥\033[0m", "\033[38;2;0;0;255m♠\033[0m", "\033[38;2;255;0;255m♦\033[0m", "\033[38;2;0;255;0m♣\033[0m"};
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if (is_player) {
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printf("Cards - ");
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} else {
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/* Alignment */
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MOVE_CURSOR(2, 28);
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printf("Cards - ");
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}
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for (int i = 0; i < num_cards; i++) {
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/* Bold */
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printf("\033[1m");
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switch (hand[i].value) {
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case 1:
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printf("A%s ", suits[hand[i].suit]);
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break;
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case 11:
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printf("J%s ", suits[hand[i].suit]);
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break;
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case 12:
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printf("Q%s ", suits[hand[i].suit]);
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break;
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case 13:
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printf("K%s ", suits[hand[i].suit]);
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break;
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default:
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printf("%d%s ", hand[i].value, suits[hand[i].suit]);
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}
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RESET_COLOR();
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}
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printf("\n");
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if (is_player) {
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printf("Total - ");
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} else {
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MOVE_CURSOR(3, 28);
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printf("Total - ");
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}
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/* Bold and inverted colors */
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printf("\033[1m\033[47;30m");
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printf(" %d ", total);
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RESET_COLOR();
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printf("\n");
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}
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