C语言实现消消乐游戏

//
// main.cpp
// huawei
//
// Created by SteveWong on 11/10/2016.
// Copyright © 2016 SteveWong. All rights reserved.
//

#include <iostream>
#include <string>
#include <vector>
#include <ctime>
//#include <cstdlib>
using namespace std;


const int LEN = 8;

void pmap(int map[][LEN])
{
 for (int i = 0; i < LEN; ++i)
 {
 for (int j = 0; j < LEN; ++j)
 {
 cout << map[i][j] << " ";
 }
 cout << endl;
 }
}



// 检查以(i,j)为中心的点, 看是否可以消除
bool check(int map[][LEN], int i, int j)// 保证i、j不越界,
{
 if (
 (i-1>=0 && i+1<LEN && map[i-1][j]==map[i][j]&&map[i][j]==map[i+1][j])
 || (j-1>=0 && j+1<LEN && map[i][j-1]==map[i][j]&&map[i][j]==map[i][j+1])
 || (i-2>=0 && map[i-2][j]==map[i-1][j]&&map[i-1][j]==map[i][j])
 || (j-2>=0 && map[i][j-2]==map[i][j-1]&&map[i][j-1]==map[i][j])
 || (i+2<LEN && map[i+2][j]==map[i+1][j]&&map[i+1][j]==map[i][j])
 || (j+2<LEN && map[i][j+2]==map[i][j+1]&&map[i][j+1]==map[i][j])
 )
 {
 return true;
 }
 return false;
}


bool swapAndJudge(int m[][LEN], int i, int j)// 保证i、j不越界, 应该对被swap的两个点都做纵向和横向的检查
{
 int map[LEN][LEN];
 for (int ii = 0; ii < LEN; ++ii)
 {
 for (int jj = 0; jj < LEN; ++jj)
 {
 map[ii][jj] = m[ii][jj];
 }
 }
 // 原来就可以消除
 if (check(map, i, j))
 {
 printf("no need to swap at (%d, %d)n", i, j);
 return true;
 }
 // 只需要向下换和向右换
 // 向下换
 if (i + 1 < LEN)
 {
 swap(map[i+1][j], map[i][j]);

 if (check(map, i, j))
 {
 printf("# swap and sweap! (%d, %d)n", i, j);
 return true;
 }
 if (check(map, i+1, j))
 {
 printf("# swap and sweap! (%d, %d)n", i+1, j);
 return true;
 }

 swap(map[i+1][j], map[i][j]);// 换回来
 }

 // 向右换
 if (j + 1 < LEN)
 {
 swap(map[i][j+1], map[i][j]);

 if (check(map, i, j))
 {
 printf("# swap and sweap! (%d, %d)n", i, j);
 return true;
 }
 if (check(map, i, j+1))
 {
 printf("# swap and sweap! (%d, %d)n", i, j+1);
 return true;
 }

 swap(map[i][j+1], map[i][j]);// 换回来
 }

 return false;

}


void findMinSwap(int map[][LEN])
{
 for (int i = 0; i < LEN; ++i)
 {
 for (int j = 0; j < LEN; ++j)
 {
 if (swapAndJudge(map, i, j))
 {
 printf("gotcha! (%d, %d)n", i, j);
 }
 }
 }
}

int main(int argc, const char * argv[]) {
 // insert code here...
// std::cout << "Hello, World!n";
 srand(unsigned(time(0)));
 for (int i = 0; i < LEN; ++i)
 {
 for (int j = 0; j < LEN; ++j)
 {
 map[i][j] = rand() % 5;
 }
 }
 cout << "xiaoxiaole!n";
 findMinSwap(map);
 pmap(map);
 return 0;
}