这是效果图
用c++写的，其实就是用了c++的输入输出，剩下全是C的内容
代码中有详解，很简单，，欢迎借鉴和交流
#include<iostream>#include<stdlib.h>#include<string.h>#include<time.h>#include <conio.h> //为了读取方向键#include <iomanip>//设置控制台填充字符等using namespace std;int score = 0;int map[4][4]; //棋盘void showMap() //显示棋盘{cout << setw(46) << "2048 by DoubleCake" << endl;cout << setw(50) << " |———————–|" << endl;for (int i = 0; i <= 3; i++){cout << setw(24) << "";for (int j = 0; j <= 3; j++){if (map[i][j] == 0)cout << setw(2) << "|" << setw(4) << " ";elsecout << setw(2) << "|" << setw(4) << map[i][j];if (j == 3){cout << setw(2) << "|" << endl;cout << setw(50) << " |———————–|" << endl;}}}}void randNum()//从随机位置产生数{int m = rand() % 4;int n = rand() % 4;while (map[m][n]){m = rand() % 4;n = rand() % 4;}map[m][n] = 2;}void startGame() //开始游戏{memset(map, 0, sizeof(map));randNum();showMap();}int moveUp()//上移{int i, j;int res = 0;//用来记录是否发生移动for (j = 0; j < 4; j++){//先补一次空位for (i = 1; i < 4; i++){if (map[i][j] && !map[i – 1][j]){map[i – 1][j] = map[i][j];map[i][j] = 0;//把空位补到底if (i > 1)i -= 2;res = 1;}}//从根部开始，相同的合并for (i = 1; i < 4; i++){if (map[i][j] && map[i][j] == map[i – 1][j]){map[i – 1][j] *= 2;score += map[i][j];map[i][j] = 0;res = 1;}}//再补一次空位for (i = 1; i < 4; i++){if (map[i][j] && !map[i – 1][j]){map[i – 1][j] = map[i][j];map[i][j] = 0;//把空位补到底if (i > 1)i -= 2;}}}return res;}int moveDown()//下移{int i, j;int res = 0;for (j = 0; j < 4; j++){for (i = 2; i >= 0; i–){if (map[i][j] && !map[i + 1][j]){map[i + 1][j] = map[i][j];map[i][j] = 0;if (i < 2)i += 2;res = 1;}}for (i = 2; i >= 0; i–){if (map[i][j] && map[i][j] == map[i + 1][j]){map[i + 1][j] *= 2;score += map[i][j];map[i][j] = 0;res = 1;}}for (i = 2; i >= 0; i–){if (map[i][j] && !map[i + 1][j]){map[i + 1][j] = map[i][j];map[i][j] = 0;if (i < 2)i += 2;}}}return res;}int moveLeft(){int i, j;int res = 0;for (i = 0; i < 4; i++){for (j = 1; j < 4; j++){if (map[i][j] && !map[i][j – 1]){map[i][j – 1] = map[i][j];map[i][j] = 0;if (j > 1)j -= 2;res = 1;}}for (j = 1; j < 4; j++){if (map[i][j] && map[i][j] == map[i][j – 1]){map[i][j – 1] *= 2;score += map[i][j];map[i][j] = 0;res = 1;}}for (j = 1; j < 4; j++){if (map[i][j] && !map[i][j – 1]){map[i][j – 1] = map[i][j];map[i][j] = 0;if (j > 1)j -= 2;}}}return res;}int moveRight(){int i, j;int res = 0;for (i = 0; i < 4; i++){for (j = 2; j >= 0; j–){if (map[i][j] && !map[i][j + 1]){map[i][j + 1] = map[i][j];map[i][j] = 0;if (j < 2)j += 2;res = 1;}}for (j = 2; j >= 0; j–){if (map[i][j] && map[i][j] == map[i][j + 1]){map[i][j + 1] *= 2;score += map[i][j];map[i][j] = 0;res = 1;}}for (j = 2; j >= 0; j–){if (map[i][j] && !map[i][j + 1]){map[i][j + 1] = map[i][j];map[i][j] = 0;if (j < 2)j += 2;}}}return res;}int maxNum() //棋盘最大数{int max = map[0][0];for (int i = 0; i <= 3; i++)for (int j = 0; j <= 3; j++)if (map[i][j]>max)max = map[i][j];return max;}int Win() //判断是否胜利{int flag = 0;if (maxNum() == 2048){cout << setw(45) << "You Win!" << endl;flag = 1;}return flag;}int GameOver()//判断是否游戏结束{int flag = 1;int i, j;//如果有空位就可以继续for (i = 0; i < 4; i++)for (j = 0; j < 4; j++)if (!map[i][j])flag = 0;//如果没有空位但是有相邻相同的数也可以继续if (flag == 1){for (i = 0; i < 4; i++){for (j = 0; j < 4; j++){if (i != 0 && map[i][j] == map[i – 1][j])flag = 0;if (i != 3 && map[i][j] == map[i + 1][j])flag = 0;if (j != 0 && map[i][j] == map[i][j – 1])flag = 0;if (j != 3 && map[i][j] == map[i][j + 1])flag = 0;}}}if (flag == 1)cout << setw(43) << "Game Over!" << endl;return flag;}void keydown() //读取方向{int ch = _getch();srand((unsigned)time(NULL));switch (ch){case 72:// topif (moveUp()){randNum();system("cls");showMap();}break;case 75: // leftif (moveLeft()){randNum();system("cls");showMap();}break;case 77:// rightif (moveRight()){randNum();system("cls");showMap();}break;case 80:// downif (moveDown()){randNum();system("cls");showMap();}break;default:break;}}int main() //主函数{system("color f9");int makesure = 1;//游戏结束后是否继续游戏while (makesure){system("cls");startGame();while (Win() + GameOver() == 0){keydown();}cout << setw(43) << "你的最后成绩为：" << score << endl;cout << setw(60) << "若要重新开始游戏请输入1，若要结束请输入0。" << endl;cin >> makesure;while (makesure != 1 && makesure != 0){cout << "输入不正确，请重新输入!" << endl;cin >> makesure;}}cout << "再见！" << endl;system("pause");return 0;}
如果困难是地上的荆棘，我们脱掉鞋子，光着脚笑笑，
