C语言实现双人五子棋游戏

Showboard(board, ROW, COL)；//展示棋盘
Playermove(board, ROW, COL, cur);//玩家下注，cur表示哪个玩家下子
Judge(board, ROW, COL);//判断5子连线
Getcount(board[][COL], row, col, dir)//计算方向dir相同棋子数

#ifndef __FIVECHREE_H__
#define __FIVECHEE_H__
#include<stdio.h>
#include<windows.h>
#pragma warning(disable:4996)
#define ROW 10//棋盘行数
#define COL 10//棋盘列数
#define INIT '*'//棋盘初始化
#define PLAYER1 1
#define PLAYER2 2
#define NEXT 3//继续往下下
#define DRAW 4//棋盘下满 平局
//8个方向
#define UP 10
#define RIGHT_UP 11
#define RIGHT 12
#define RIGHT_DOWN 13
#define DOWN 14
#define LEFT_DOWN 15
#define LEFT 16
#define LEFT_UP 17
extern void Menu();
extern void Game();
#endif

#include"fivechree.h"
int main(){
 int quit = 0;
 while (!quit){
  Menu();
  int select = 0;
  scanf("%d", &select);
  switch (select){
  case 1:
   Game();
   break;
  case 2:
   quit = 1;
   break;
  default:
   printf("Enter Error!\n");
   break;
  }
 }
 printf("Byebye\n");
 system("pause");
 return 0;
}

#include"fivechree.h"
static int x = 0;
static int y = 0;
void Menu(){
 printf("+---------------------+\n");
 printf("+- 1.Play    2.Exit  -+\n");
 printf("+---------------------+\n");
 printf("Please Enter Your Select#");
}
static void Showboard(int board[][COL], int row, int col){//展示棋盘 o玩家1棋子，x玩家2棋子
 system("cls");
 for (int i = 0; i < row; i++){
  for (int j = 0; j < col; j++){
   switch (board[i][j]){
   case PLAYER1:
    board[i][j] = 'o';
    break;
   case PLAYER2:
    board[i][j] = 'x';
    break;
   case 0:
    board[i][j] = INIT;
    break;
   default:
    break;
   }
  }
 }
 printf("  ");
 for (int i =1; i <= row; i++){
  printf("%2d ", i);
 }
 printf("\n");
 for (int i = 1; i <= row; i++){
  printf("%-2d", i);
  for (int j = 1; j <= col; j++){
   printf(" %c ", board[i - 1][j - 1]);
  }
  printf("\n");
 }
}
static void Playermove(int board[][COL], int row, int col, int who){//玩家下子，who 为哪个玩家下子
 while (1){
  printf("Please Enter PLAYER%d Postion<x,y>#", who);
  scanf("%d %d", &x, &y);
  if (x<1 || x>row || y<1 || y>col){  //超过棋盘范围
   printf("Postion is error!\n");
   continue;
  }
  if (board[x - 1][y - 1] == INIT){//判断位置是否已被下子
   board[x - 1][y - 1] = who;
   break;
  }
  printf("Postion is not empty\n");
 }
}
static int Getcount(int board[][COL], int row, int col, int dir){//判断8个方向相同棋子的数目
 int _x = x;//_x,_y变化，后面与x，y棋子相比较
 int _y = y;
 int count = 0;
 while (1){
  switch (dir){
  case UP:
   _x--;
   break;
  case DOWN:
   _x++;
   break;
  case LEFT:
   _y--;
   break;
  case RIGHT:
   _y++;
   break;
  case RIGHT_UP:
   _x--, _y++;
   break;
  case RIGHT_DOWN:
   _x++, _y++;
   break;
  case LEFT_DOWN:
   _x++, _y--;
   break;
  case LEFT_UP:
   _x--, _y--;
   break;
  default:
   break;
  }
  if (_x>=1 || _x<=row || _y>=1 || _y<=col){//棋子不能越界
   if (board[x-1][y-1] == board[_x-1][_y-1]){
    //printf("yes\n");
    count++;
   }
   else{
    //printf("no\n");
    break;
   }
  }
  else{
   return count;
  }
 }
 return count;
}
//如何判断：从下子位置的8个方向(上，下，左，右，右上，右下，左上，左下)
//计算相同棋子数目，然后将对角的棋子数相加,等于5说明有5子连线
static int Judge(int board[][COL], int row, int col){
 int count1 = Getcount(board, row, col, UP)\
  + Getcount(board, row, col, DOWN);
 //printf("%d\n", count1);
 if (count1 >= 4){
  return board[x-1][y-1];
 }
 count1 = Getcount(board, row, col, RIGHT_UP)\
  + Getcount(board, row, col, LEFT_DOWN);
 //printf("%d\n", count1);
 if (count1 >= 4){
  return board[x-1][y-1];
 }
 count1 = Getcount(board, row, col, RIGHT)\
  + Getcount(board, row, col, LEFT);
 //printf("%d\n", count1);
 if (count1 >= 4){
  return board[x-1][y-1];
 }
 count1 = Getcount(board, row, col, RIGHT_DOWN)\
  + Getcount(board, row, col, LEFT_UP);
 if (count1 >= 4){
  return board[x-1][y-1];
 }
 for (int i = 0; i < row; i++){//判断棋盘是否下满
  for (int j = 0; j < col; j++){
   if (board[i][j] == INIT){
    return NEXT;
   }
  }
 }
 return DRAW;
}
void Game(){
 int board[ROW][COL] = { 0 };
 //memset(board, INIT, ROW*COL);
 int result = 0;
 int cur = PLAYER1;
 Showboard(board, ROW, COL);//先展示棋盘
 while (1){
  //Showboard(board, ROW, COL);
  Playermove(board, ROW, COL, cur);
  Showboard(board, ROW, COL);//棋盘将board数组变化，所以要在判断前将数组变化
  result = Judge(board, ROW, COL);
  if (result != NEXT){
   break;
  }
  cur = (cur == PLAYER1 ? PLAYER2 : PLAYER1);//三目表达式，注意不是 PLAYER1 ? PLAYER2 : PLAYER1
 }
 Showboard(board, ROW, COL);
 switch (result){
 case 'o':
  printf("Player1 Win!\n");
  break;
 case 'x':
  printf("Player2 Win!\n");
  break;
 case DRAW:
  printf("Tie Game!\n");
  break;
 default:
  //printf("%c\n", result);
  printf("BUG\n");
  break;
 }
}