五子棋
#define _CRT_SECURE_NO_WARNINGS 1#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <string.h>
using namespace std;
const int N = 15; //15*15的棋盘
const char ChessBoard = ' ';//棋盘标志
const char flag1 = 'O'; //玩家1标志
const char flag2 = 'X'; //玩家2或电脑标志
typedef struct Position{ //坐标
int row; //行
int col; //列
}Position;
class GoBang{ //五子棋类
public:
GoBang(){
InitChessBoard(); //初始化棋盘
}
void Play(){ //下棋
Position Play1; //玩家1
Position Play2; //玩家2或电脑
while (1){
int mode = ChoiceMode();
while (1){
if (mode == 1){ //电脑VS玩家
ComputerChess(Play2, flag2); //电脑走
if (GetVictory(Play2, 0, flag2)){ //0代表电脑,为真则表示电脑获胜
break;
}
PlayChess(Play1, 1, flag1); //玩家1走
if (GetVictory(Play1, 1, flag1)){ //1代表玩家1
break;
}
}
else{ //玩家1VS玩家2
PlayChess(Play2, 2, flag2); //玩家2走
if (GetVictory(Play1, 1, flag1)){ //玩家2赢
break;
}
PlayChess(Play1, 1, flag1); //玩家1走
if (GetVictory(Play1, 1, flag1)){ //玩家1赢
break;
}
}
}
cout << "======再来一局=======" << endl;
cout << "yes or no :";
char s[] = "yes";
cin >> s;
if (strcmp(s, "no") == 0){
break;
}
}
}
protected:
void InitChessBoard(){ //初始化棋盘
for (int i = 0; i < N + 1; ++i){
for (int j = 0; j < N + 1; ++j){
_ChessBoard = ChessBoard;
}
}
}
int ChoiceMode(){ //选择模式
system("cls");
//系统调用,清屏
InitChessBoard(); //重新初始化棋盘
cout << "*************************************************" << endl;
cout << "******************0、退出************************" << endl;
cout << "******************1、电脑VS玩家******************" << endl;
cout << "******************2、玩家VS玩家******************" << endl;
cout << "*************************************************" << endl;
while (1){
int i = 0;
cout << "请选择模式:";
cin >> i;
if (i == 0){ //退出
exit(1);
}
if (i == 1 || i == 2){
return i;
}
else{
cout << "非法输入,请重新输入!" << endl;
}
}
}
void PrintChessBoard(){ //打印棋盘
printf(" 1 2 3 4 5 6 7 8 9101112131415\n");
printf(" |---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|\n");
for (int i = 1; i < N + 1; ++i)
{
printf("%2d ", i);
printf("| %c | %c | %c | %c | %c | %c | %c | %c | %c | %c | %c | %c | %c | %c | %c |\n", _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard, _ChessBoard);
printf(" |---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|\n");
}
cout << endl;
}
void ComputerChess(Position& pos, char flag){ //电脑走
//PrintChessBoard(); //打印棋盘
int x = 0;
int y = 0;
while (1){ //循环查找空位置
x = (rand() % N) + 1; //产生从1~N的随机数
srand((unsigned int)time(NULL));
y = (rand() % N) + 1; //产生从1~N的随机数
srand((unsigned int)time(NULL));
if (_ChessBoard == ChessBoard){ //如果这个位置为空(没有棋子),跳出循环,下棋
break;
}
}
pos.row = x;
pos.col = y;
_ChessBoard = flag;
}
void PlayChess(Position& pos, int player, char flag){
PrintChessBoard(); //打印棋盘
while (1){
printf("请玩家%d输入坐标:", player);
cin >> pos.row >> pos.col;
if (JudgeValue(pos) == 1){ //判断坐标是否合法
break;
}
cout << "坐标不合法,请重新输入:" << endl;
}
_ChessBoard = flag;
}
int JudgeValue(const Position& pos){ //判断坐标的合法性
//1.在棋盘上
if (pos.row > 0 && pos.row <= N && pos.col > 0 && pos.col <= N){
//2.所在位置为空(没有棋子)
if (_ChessBoard == ChessBoard){
return 1; //合法
}
}
return 0; //非法
}
int JudgeVictory(Position pos, char flag){ //判断是否有玩家获胜(底层判断)
int begin = 0;
int end = 0;
//1.判断行是否满足条件
(pos.col - 4) > 0 ? begin = (pos.col - 4) : begin = 1;
(pos.col + 4) > N ? end = N : end = (pos.col + 4);
for (int i = pos.row, j = begin; j + 4 <= end; ++j){
if (_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag)
return 1;
}
//2.判断列是否满足条件
(pos.row - 4) > 0 ? begin = (pos.row - 4) : begin = 1;
(pos.row + 4) > N ? end = N : end = (pos.row + 4);
for (int j = pos.col, i = begin ; i + 4 <= end; ++i){
if (_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag)
return 1;
}
//3.判断主对角线是否满足条件
int len = 0; //相对长度
int start = 0;
int finish = 0;
pos.row > pos.col ? len = pos.col - 1 : len = pos.row - 1;
if (len > 4){
len = 4;
}
begin = pos.row - len; //横坐标起始位置
start = pos.col - len; //纵坐标起始位置
pos.row > pos.col ? len = N - pos.row : len = N - pos.col;
if (len > 4){
len = 4;
}
end = pos.row + len; //横坐标结束位置
finish = pos.col + len; //纵坐标结束位置
for (int i = begin, j = start; (i + 4 <= end) && (j + 4 <= finish); ++i, ++j){
if (_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag)
return 1;
}
//4.判断副对角线是否满足条件
(pos.row - 1) > (N - pos.col) ? len = N - pos.col : len = pos.row - 1;
if (len > 4){
len = 4;
}
begin = pos.row - len; //横坐标起始位置
start = pos.col + len; //纵坐标起始位置
(N - pos.row) > (pos.col - 1) ? len = pos.col - 1 : len = N - pos.row;
if (len > 4){
len = 4;
}
end = pos.row + len; //横坐标结束位置
finish = pos.col - len; //纵坐标结束位置
for (int i = begin, j = start; (i + 4 <= end) && (j - 4 >= finish); ++i, --j){
if (_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag && _ChessBoard == flag &&
_ChessBoard == flag)
return 1;
}
//该位置并未下棋
for (int x = 1; x < N + 1; ++x){
for (int y = 1; y < N + 1; ++y){
if (_ChessBoard == ChessBoard){
return 0; //未下棋
}
}
}
return -1; //和局
}
bool GetVictory(Position& pos, int player, char flag){ //判断具体哪位玩家赢
if (JudgeVictory(pos, flag) != 0){ //判断有无人获胜
if (JudgeVictory(pos, flag) == 1){ //判断是否有人获胜,1表示获胜
PrintChessBoard(); //打印棋盘
if (player == 0){
cout << "电脑获胜!" << endl;
}
else{
printf("恭喜玩家%d获胜!\n", player);
}
}
else{
printf("和局!\n");
}
return true; //有人获胜
}
return false; //没人获胜
}
private:
char _ChessBoard; //棋盘
};
int main(){
GoBang g;
g.Play();
system("pause");
return 0;
}
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