用C语言写一个2048游戏

非常感谢您的提问，以下是一个简单的用C语言实现的2048游戏：

#include <stdio.h>
#include <stdlib.h>
#include <time.h>

#define SIZE 4

int board[SIZE][SIZE];

void init_board() {
    int i, j;
    for (i = 0; i < SIZE; i++) {
        for (j = 0; j < SIZE; j++) {
            board[i][j] = 0;
        }
    }
}

void print_board() {
    int i, j;
    for (i = 0; i < SIZE; i++) {
        for (j = 0; j < SIZE; j++) {
            printf("%d ", board[i][j]);
        }
        printf("\n");
    }
}

int is_full() {
    int i, j;
    for (i = 0; i < SIZE; i++) {
        for (j = 0; j < SIZE; j++) {
            if (board[i][j] == 0) {
                return 0;
            }
        }
    }
    return 1;
}

void add_random() {
    if (is_full()) {
        return;
    }
    int i, j;
    do {
        i = rand() % SIZE;
        j = rand() % SIZE;
    } while (board[i][j] != 0);
    board[i][j] = (rand() % 2 + 1) * 2;
}

void move_left() {
    int i, j, k;
    for (i = 0; i < SIZE; i++) {
        k = 0;
        for (j = 0; j < SIZE; j++) {
            if (board[i][j] != 0) {
                if (k != j) {
                    board[i][k] = board[i][j];
                    board[i][j] = 0;
                }
                k++;
            }
        }
        for (j = 0; j < SIZE - 1; j++) {
            if (board[i][j] == board[i][j + 1]) {
                board[i][j] *= 2;
                board[i][j + 1] = 0;
            }
        }
        k = 0;
        for (j = 0; j < SIZE; j++) {
            if (board[i][j] != 0) {
                if (k != j) {
                    board[i][k] = board[i][j];
                    board[i][j] = 0;
                }
                k++;
            }
        }
    }
}

void move_right() {
    int i, j, k;
    for (i = 0; i < SIZE; i++) {
        k = SIZE - 1;
        for (j = SIZE - 1; j >= 0; j--) {
            if (board[i][j] != 0) {
                if (k != j) {
                    board[i][k] = board[i][j];
                    board[i][j] = 0;
                }
                k--;
            }
        }
        for (j = SIZE - 1; j > 0; j--) {
            if (board[i][j] == board[i][j - 1]) {
                board[i][j] *= 2;
                board[i][j - 1] = 0;
            }
        }
        k = SIZE - 1;
        for (j = SIZE - 1; j >= 0; j--) {
            if (board[i][j] != 0) {
                if (k != j) {
                    board[i][k] = board[i][j];
                    board[i][j] = 0;
                }
                k--;
            }
        }
    }
}

void move_up() {
    int i, j, k;
    for (j = 0; j < SIZE; j++) {
        k = 0;
        for (i = 0; i < SIZE; i++) {
            if (board[i][j] != 0) {
                if (k != i) {
                    board[k][j] = board[i][j];
                    board[i][j] = 0;
                }
                k++;
            }
        }
        for (i = 0; i < SIZE - 1; i++) {
            if (board[i][j] == board[i + 1][j]) {
                board[i][j] *= 2;
                board[i + 1][j] = 0;
            }
        }
        k = 0;
        for (i = 0; i < SIZE; i++) {
            if (board[i][j] != 0) {
                if (k != i) {
                    board[k][j] = board[i][j];
                    board[i][j] = 0;
                }
                k++;
            }
        }
    }
}

void move_down() {
    int i, j, k;
    for (j = 0; j < SIZE; j++) {
        k = SIZE - 1;
        for (i = SIZE - 1; i >= 0; i--) {
            if (board[i][j] != 0) {
                if (k != i) {
                    board[k][j] = board[i][j];
                    board[i][j] = 0;
                }
                k--;
            }
        }
        for (i = SIZE - 1; i > 0; i--) {
            if (board[i][j] == board[i - 1][j]) {
                board[i][j] *= 2;
                board[i - 1][j] = 0;
            }
        }
        k = SIZE - 1;
        for (i = SIZE - 1; i >= 0; i--) {
            if (board[i][j] != 0) {
                if (k != i) {
                    board[k][j] = board[i][j];
                    board[i][j] = 0;
                }
                k--;
            }
        }
    }
}

int main() {
    srand(time(NULL));
    init_board();
    add_random();
    add_random();
    print_board();
    while (1) {
        char c = getchar();
        if (c == 'q') {
            break;
        } else if (c == 'a') {
            move_left();
            add_random();
            print_board();
        } else if (c == 'd') {
            move_right();
            add_random();
            print_board();
        } else if (c == 'w') {
            move_up();
            add_random();
            print_board();
        } else if (c == 's') {
            move_down();
            add_random();
            print_board();
        }
    }
    return 0;
}

希望这个程序能够帮助到您，如果您有任何问题，请随时问我。