效果不好，见谅，没事就写了一个！！！

/** * @author Routh * @main.c * @date 2014, 4, 26 */ #include <stdio.h> #include <stdlib.h> #include <conio.h> #include <windows.h> // console width #define CONSOLE_WIDTH 80 #define BOX_WIDTH 10 int BOX[4][4] = { {0, 0, 0, 0}, {0, 0, 0, 0}, {0, 0, 0, 0}, {0, 0, 0, 0}}; // the console output handle HANDLE c_handle; void setCursorPosition(short x, short y) { static COORD c; c.X = x; c.Y = y; SetConsoleCursorPosition(c_handle, c); } void drawTheGameBox() { printf("%15s■■■■■■■■■■■■■■■■■■■■■n", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■■■■■■■■■■■■■■■■■■■■■n", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■■■■■■■■■■■■■■■■■■■■■n", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■■■■■■■■■■■■■■■■■■■■■n", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■%8s■%8s■%8s■%8s■n", "", "", "", "", ""); printf("%15s■■■■■■■■■■■■■■■■■■■■■n", ""); } /** * get a random position: R * the x : 0xff & (R >> 4) * the y : 0x0f & R */ int random() { int i = 0, j = 0, _index = 0, rrr = 0; int rand_arr[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; srand((unsigned)time(NULL)); // rand() for(i = 0; i < 4; i ++) { for(j = 0; j < 4; j ++) { if(BOX[i][j] == 0) { rand_arr[_index ++] = (0xff & i << 4) | (0xf & j); } } } if(_index == 0) { return -1; } return rand_arr[rand() % _index]; } /** the clean array.**/ int* alogs(int item[]) { int i = 0, j = 0; int tep[4] = {0, 0, 0, 0}, tmp[4] = {0, 0, 0, 0}; for(i = 0; i < 4; i ++) { if(item[i] != 0) { tep[j ++] = item[i]; } } for(i = 0; i < 3; i ++) { if(tep[0] == 0) break; if(tep[i] == tep[i + 1]) { tep[i] *= 2; tep[i + 1] = 0; } } j = 0; for(i = 0; i < 4; i ++) { if(tep[i] != 0) { tmp[j ++] = tep[i]; } } return (int *)(&tmp); } /** BOX can move.*/ int validate(int item[]) { int i = 0; for(i = 0; i < 3; i ++) { if(item[i] != 0 && item[i] == item[i + 1]) return 1; if(item[i] == 0 && item[i + 1] != 0) return 1; } return 0; } int keydownControlx(int key) { int i = 0, j = 0; int *p; int tp[4] = {0, 0, 0, 0}; switch(key) { case 72: // up j = 0; for(i = 0; i < 4; i ++) { tp[0] = BOX[0][i]; tp[1] = BOX[1][i]; tp[2] = BOX[2][i]; tp[3] = BOX[3][i]; p = alogs(tp); if(!validate(tp)) j ++; BOX[0][i] = p[0]; BOX[1][i] = p[1]; BOX[2][i] = p[2]; BOX[3][i] = p[3]; } return j != 4; case 80: // down j = 0; for(i = 0; i < 4; i ++) { tp[0] = BOX[3][i]; tp[1] = BOX[2][i]; tp[2] = BOX[1][i]; tp[3] = BOX[0][i]; p = alogs(tp); if(!validate(tp)) j ++; BOX[3][i] = p[0]; BOX[2][i] = p[1]; BOX[1][i] = p[2]; BOX[0][i] = p[3]; } return j != 4; case 75: // left j = 0; for(i = 0; i < 4; i ++) { tp[0] = BOX[i][0]; tp[1] = BOX[i][1]; tp[2] = BOX[i][2]; tp[3] = BOX[i][3]; p = alogs(tp); if(!validate(tp)) j ++; BOX[i][0] = p[0]; BOX[i][1] = p[1]; BOX[i][2] = p[2]; BOX[i][3] = p[3]; } return j != 4; case 77: // right j = 0; for(i = 0; i < 4; i ++) { tp[0] = BOX[i][3]; tp[1] = BOX[i][2]; tp[2] = BOX[i][1]; tp[3] = BOX[i][0]; p = alogs(tp); if(!validate(tp)) j ++; BOX[i][3] = p[0]; BOX[i][2] = p[1]; BOX[i][1] = p[2]; BOX[i][0] = p[3]; } return j != 4; default: return 0; } return 0; } int main() { int i = 0, j = 0, r = 0; /** set the cursor, visible or invisible.*/ CONSOLE_CURSOR_INFO cci = {1, 0}; /** get the console output handle.*/ c_handle = GetStdHandle(STD_OUTPUT_HANDLE); // hide the cursor. SetConsoleCursorInfo(c_handle, &cci); // SetConsoleTextAttribute(c_handle, 0x3); //system("color 30"); drawTheGameBox(); r = random(); if(rand() % 2 == 0) { BOX[0xff & ( r >> 4)][0xf & r] = 2; } else { BOX[0xff & ( r >> 4)][0xf & r] = 4; } for(i = 0; i < 4; i ++) { for(j = 0; j < 4; j ++) { if(BOX[i][j] == 0) continue; setCursorPosition(17 + j * 8 + 2 + (j * 2), i * 4 + (i + 2)); //SetConsoleTextAttribute(c_handle, BOX[i][j]); printf("%d", BOX[i][j]); } } // begin while(1) { Sleep(100); // key down. while (_kbhit()) { // the key down fun. if(!keydownControlx(_getch())) continue; // clear the console and redraw. system("cls"); SetConsoleTextAttribute(c_handle, 0x3); drawTheGameBox(); for(i = 0; i < 4; i ++) { for(j = 0; j < 4; j ++) { if(BOX[i][j] == 0) continue; setCursorPosition(17 + j * 8 + 2 + (j * 2), i * 4 + (i + 2)); //SetConsoleTextAttribute(c_handle, BOX[i][j]); printf("%d", BOX[i][j]); } } r = random(); if( r == -1 ) { // game over //SetConsoleTextAttribute(c_handle, 0xff0000); setCursorPosition(27, 10); printf("GAME ORVER!!!!!!!"); } if(rand() % 2 == 0) { BOX[0xff & ( r >> 4)][0xf & r] = 2; } else { BOX[0xff & ( r >> 4)][0xf & r] = 4; } Sleep(100); setCursorPosition(17 + (0xf & r) * 8 + 2 + ((0xf & r) * 2), (0xff & ( r >> 4)) * 4 + ((0xff & ( r >> 4)) + 2)); //SetConsoleTextAttribute(c_handle, BOX[0xff & ( r >> 4)][0xf & r]); printf("%d", BOX[0xff & ( r >> 4)][0xf & r]); } } return 0; }

附上另外一个小伙伴的代码

/* * Copyright (C) Judge Young * E-mail: yjjtc@126.com * Version: 1.0 */ #include <stdio.h> #include <time.h> /* 包含设定随机数种子所需要的time()函数 */ #include <conio.h> /* 包含Windows平台上完成输入字符不带回显和回车确认的getch()函数 */ #include <windows.h> /* 包含Windows平台上完成设定输出光标位置达到清屏功能的函数 */ void start_game(); /* 开始游戏 */ void reset_game(); /* 重置游戏 */ /* 往左右上下四个方向移动 */ void move_left(); void move_right(); void move_up(); void move_down(); void refresh_show(); /* 刷新界面显示 */ void add_rand_num(); /* 生成随机数，本程序中仅生成2或4，概率之比设为2:1 */ void check_game_over(); /* 检测是否输掉游戏，设定游戏结束标志 */ int get_null_count(); /* 获取游戏面板上空位置数量 */ int board[4][4]; /* 游戏数字面板，抽象为二维数组 */ int score; /* 游戏的分 */ int best; /* 游戏最高分 */ int if_need_add_num; /* 是否需要生成随机数标志，1表示需要，0表示不需要 */ int if_game_over; /* 是否游戏结束标志，1表示游戏结束，0表示正常 */ /* main函数 函数定义 */ int main() { start_game(); } /* 开始游戏 函数定义 */ void start_game() { reset_game(); char cmd; while (1) { cmd = getch(); /* 接收标准输入流字符命令 */ if (if_game_over) /* 判断是否需已经输掉游戏 */ { if (cmd == 'y' || cmd == 'Y') /* 重玩游戏 */ { reset_game(); continue; } else if (cmd == 'n' || cmd == 'N') /* 退出 */ { return; } else { continue; } } if_need_add_num = 0; /* 先设定不默认需要生成随机数，需要时再设定为1 */ switch (cmd) /* 命令解析，w，s，a，d字符代表上下左右命令 */ { case 'a': case 'A': case 75 : move_left(); break; case 's': case 'S': case 80 : move_down(); break; case 'w': case 'W': case 72 : move_up(); break; case 'd': case 'D': case 77 : move_right(); break; } score > best ? best = score : 1; /* 打破得分纪录 */ if (if_need_add_num) /* 默认为需要生成随机数时也同时需要刷新显示，反之亦然 */ { add_rand_num(); refresh_show(); } } } /* 重置游戏 函数定义 */ void reset_game() { score = 0; if_need_add_num = 1; if_game_over = 0; /* 了解到游戏初始化时出现的两个数一定会有个2，所以先随机生成一个2，其他均为0 */ int n = rand() % 16; for (int i = 0; i < 4; i++) { for (int j = 0; j < 4; j++) { board[i][j] = (n-- == 0 ? 2 : 0); } } /* 前面已经生成了一个2，这里再生成一个随机的2或者4，且设定生成2的概率是4的两倍 */ add_rand_num(); /* 在这里刷新界面并显示的时候，界面上已经默认出现了两个数字，其他的都为空（值为0） */ system("cls"); refresh_show(); } /* 生成随机数 函数定义 */ void add_rand_num() { srand(time(0)); int n = rand() % get_null_count();/* 确定在何处空位置生成随机数 */ for (int i = 0; i < 4; i++) { for (int j = 0; j < 4; j++) { if (board[i][j] == 0 && n-- == 0) /* 定位待生成的位置 */ { board[i][j] = (rand() % 3 ? 2 : 4);/* 确定生成何值，设定生成2的概率是4的概率的两倍 */ return; } } } } /* 获取空位置数量 函数定义 */ int get_null_count() { int n = 0; for (int i = 0; i < 4; i++) { for (int j = 0; j < 4; j++) { board[i][j] == 0 ? n++ : 1; } } return n; } /* 检查游戏是否结束 函数定义 */ void check_game_over() { for (int i = 0; i < 4; i++) { for (int j = 0; j < 3; j++) { /* 横向和纵向比较挨着的两个元素是否相等，若有相等则游戏不结束 */ if (board[i][j] == board[i][j+1] || board[j][i] == board[j+1][i]) { if_game_over = 0; return; } } } if_game_over = 1; } /* * 如下四个函数，实现上下左右移动时数字面板的变化算法 * 左和右移动的本质一样，区别仅仅是列项的遍历方向相反 * 上和下移动的本质一样，区别仅仅是行项的遍历方向相反 * 左和上移动的本质也一样，区别仅仅是遍历时行和列互换 */ /* 左移 函数定义 */ void move_left() { /* 变量i用来遍历行项的下标，并且在移动时所有行相互独立，互不影响 */ for (int i = 0; i < 4; i++) { /* 变量j为列下标，变量k为待比较（合并）项的下标，循环进入时k<j */ for (int j = 1, k = 0; j < 4; j++) { if (board[i][j] > 0) /* 找出k后面第一个不为空的项，下标为j，之后分三种情况 */ { if (board[i][k] == board[i][j]) /* 情况1：k项和j项相等，此时合并方块并计分 */ { score += board[i][k++] <<= 1; board[i][j] = 0; if_need_add_num = 1; /* 需要生成随机数和刷新界面 */ } else if (board[i][k] == 0) /* 情况2：k项为空，则把j项赋值给k项，相当于j方块移动到k方块 */ { board[i][k] = board[i][j]; board[i][j] = 0; if_need_add_num = 1; } else /* 情况3：k项不为空，且和j项不相等，此时把j项赋值给k+1项，相当于移动到k+1的位置 */ { board[i][++k] = board[i][j]; if (j != k) /* 判断j项和k项是否原先就挨在一起，若不是则把j项赋值为空（值为0） */ { board[i][j] = 0; if_need_add_num = 1; } } } } } } /* 右移 函数定义 */ void move_right() { /* 仿照左移操作，区别仅仅是j和k都反向遍历 */ for (int i = 0; i < 4; i++) { for (int j = 2, k = 3; j >= 0; j--) { if (board[i][j] > 0) { if (board[i][k] == board[i][j]) { score += board[i][k--] <<= 1; board[i][j] = 0; if_need_add_num = 1; } else if (board[i][k] == 0) { board[i][k] = board[i][j]; board[i][j] = 0; if_need_add_num = 1; } else { board[i][--k] = board[i][j]; if (j != k) { board[i][j] = 0; if_need_add_num = 1; } } } } } } /* 上移 函数定义 */ void move_up() { /* 仿照左移操作，区别仅仅是行列互换后遍历 */ for (int i = 0; i < 4; i++) { for (int j = 1, k = 0; j < 4; j++) { if (board[j][i] > 0) { if (board[k][i] == board[j][i]) { score += board[k++][i] <<= 1; board[j][i] = 0; if_need_add_num = 1; } else if (board[k][i] == 0) { board[k][i] = board[j][i]; board[j][i] = 0; if_need_add_num = 1; } else { board[++k][i] = board[j][i]; if (j != k) { board[j][i] = 0; if_need_add_num = 1; } } } } } } /* 下移 函数定义 */ void move_down() { /* 仿照左移操作，区别仅仅是行列互换后遍历，且j和k都反向遍历 */ for (int i = 0; i < 4; i++) { for (int j = 2, k = 3; j >= 0; j--) { if (board[j][i] > 0) { if (board[k][i] == board[j][i]) { score += board[k--][i] <<= 1; board[j][i] = 0; if_need_add_num = 1; } else if (board[k][i] == 0) { board[k][i] = board[j][i]; board[j][i] = 0; if_need_add_num = 1; } else { board[--k][i] = board[j][i]; if (j != k) { board[j][i] = 0; if_need_add_num = 1; } } } } } } /* 刷新界面 函数定义 */ void refresh_show() { /* 重设光标输出位置方式清屏可以减少闪烁，system("cls")为备用清屏命令，均为Windows平台相关*/ COORD pos = {0, 0}; SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos); printf("nnnn"); printf(" GAME: 2048 SCORE: %06d BEST: %06dn", score, best); printf(" --------------------------------------------------nn"); /* 绘制表格和数字 */ printf(" ┌──┬──┬──┬──┐n"); for (int i = 0; i < 4; i++) { printf(" │"); for (int j = 0; j < 4; j++) { if (board[i][j] != 0) { if (board[i][j] < 10) { printf(" %d │", board[i][j]); } else if (board[i][j] < 100) { printf(" %d │", board[i][j]); } else if (board[i][j] < 1000) { printf(" %d│", board[i][j]); } else if (board[i][j] < 10000) { printf("%4d│", board[i][j]); } else { int n = board[i][j]; for (int k = 1; k < 20; k++) { n >>= 1; if (n == 1) { printf("2^%02d│", k); /* 超过四位的数字用2的幂形式表示，如2^13形式 */ break; } } } } else printf(" │"); } if (i < 3) { printf("n ├──┼──┼──┼──┤n"); } else { printf("n └──┴──┴──┴──┘n"); } } printf("n"); printf(" --------------------------------------------------n"); printf(" W↑ A← →D ↓S"); if (get_null_count() == 0) { check_game_over(); if (if_game_over) /* 判断是否输掉游戏 */ { printf("r GAME OVER! TRY THE GAME AGAIN"); } } }

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