c语言实现2048小游戏的代码

以下是一个简单的 C 语言实现 2048 游戏的代码。注意，这只是一个简单的实现，仅供参考。

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

#define SIZE 4

int board[SIZE][SIZE]; // 游戏面板
int score = 0; // 分数

// 初始化游戏面板
void init_board()
{
    int i, j;
    for (i = 0; i < SIZE; i++)
        for (j = 0; j < SIZE; j++)
            board[i][j] = 0;
}

// 在游戏面板上随机生成一个数字
void add_random()
{
    int i, j, r;
    int empty_count = 0;
    int empty[SIZE * SIZE][2];
    for (i = 0; i < SIZE; i++)
        for (j = 0; j < SIZE; j++)
            if (board[i][j] == 0) {
                empty[empty_count][0] = i;
                empty[empty_count][1] = j;
                empty_count++;
            }
    if (empty_count == 0)
        return;
    r = rand() % empty_count;
    board[empty[r][0]][empty[r][1]] = rand() % 10 == 0 ? 4 : 2;
}

// 在游戏面板上移动数字
void move(int dir)
{
    int i, j, k;
    int tmp[SIZE];
    for (i = 0; i < SIZE; i++) {
        // 将一行或一列复制到一个临时数组中
        for (j = 0; j < SIZE; j++)
            if (dir == 0)
                tmp[j] = board[i][j];
            else if (dir == 1)
                tmp[j] = board[j][i];
            else if (dir == 2)
                tmp[j] = board[i][SIZE - 1 - j];
            else
                tmp[j] = board[SIZE - 1 - j][i];
        // 合并相邻的相同数字
        k = 0;
        for (j = 0; j < SIZE; j++) {
            if (tmp[j] != 0) {
                if (k > 0 && tmp[k - 1] == tmp[j]) {
                    tmp[k - 1] *= 2;
                    score += tmp[k - 1];
                    tmp[j] = 0;
                } else {
                    tmp[k] = tmp[j];
                    k++;
                }
            }
        }
        // 将合并后的数组复制回游戏面板
        for (j = 0; j < SIZE; j++)
            if (dir == 0)
                board[i][j] = tmp[j];
            else if (dir == 1)
                board[j][i] = tmp[j];
            else if (dir == 2)
                board[i][SIZE - 1 - j] = tmp[j];
            else
                board[SIZE - 1 - j][i] = tmp[j];
    }
}

// 绘制游戏面板
void draw_board()
{
    int i, j;
    printf("Score: %d\n", score);
    printf("+------+------+------+------+");
    for (i = 0; i < SIZE; i++) {
        printf("\n");
        for (j = 0; j < SIZE; j++)
            printf("|%4d ", board[i][j]);
        printf("|");
        printf("\n");
        printf("+------+------+------+------+\n");
    }
}

// 判断游戏是否结束
int game_over()
{
    int i, j;
    for (i = 0; i < SIZE; i++)
        for (j = 0; j < SIZE; j++)
            if (board[i][j] == 0)
                return 0;
    for (i = 0; i < SIZE; i++)
        for (j = 0; j < SIZE - 1; j++)
            if (board[i][j] == board[i][j + 1])
                return 0;
    for (i = 0; i < SIZE - 1; i++)
        for (j = 0; j < SIZE; j++)
            if (board[i][j] == board[i + 1][j])
                return 0;
    return 1;
}

int main()
{
    int dir;
    char c;
    srand(time(NULL));
    init_board();
    add_random();
    add_random();
    draw_board();
    while (!game_over()) {
        printf("Use wasd to move, q to quit: ");
        scanf("%c", &c);
        while (getchar() != '\n');
        if (c == 'q')
            break;
        if (c == 'w')
            dir = 0;
        else if (c == 's')
            dir = 1;
        else if (c == 'a')
            dir = 2;
        else if (c == 'd')
            dir = 3;
        else
            continue;
        move(dir);
        add_random();
        draw_board();
    }
    printf("Game over! Your score is %d.\n", score);
    return 0;
}