C语言 三子棋小游戏

利用C语言创作三子棋小游戏

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#define MAX_ROW 3
#define MAX_COL 3

char chess_board[MAX_ROW][MAX_COL];
int row;
int col;
//菜单
void Menu() {
 printf("====================\n");
 printf("=====1.开始游戏=====\n");
 printf("=====0.结束游戏=====\n");
 printf("====================\n");
}
//打印棋盘
void Print() {
 for (row = 0; row < MAX_ROW; ++row) {  
  printf("| %c | %c | %c |\n",chess_board[row][0],
   chess_board[row][1], chess_board[row][2]);
  if (row != 2) {
   printf("|---|---|---|\n");
  }
 }
}
//创建棋盘
void Init() {
 for (row = 0; row < MAX_ROW; ++row) {
  for (col = 0; col < MAX_COL; ++col) {
   chess_board[row][col] = ' ';
  }
 }
}
//玩家落子
void PlayerMove() {
 printf("请输入您要落子的坐标:\n");
 while (1) {
  scanf("%d %d", &row, &col);
  if (chess_board[row][col] != ' ') {
   printf("您要落子的位置已有棋子或不合规定,请重新落子:\n");
  }
  else {
   chess_board[row][col] = 'x';
   break;
  }
 }
}
//电脑落子
void ComputerMove() {
 printf("电脑落子.\n");
 while (1) {
  row = rand() % 3;
  col = rand() % 3;
  if (chess_board[row][col] == ' ') {
   chess_board[row][col] = 'o';
   break;
  }
 }
}
//检验胜负
char CheckWinner() {
 for (row = 0; row < MAX_ROW; ++row) {
  if (chess_board[row][0] == chess_board[row][1] &&
   chess_board[row][0] == chess_board[row][2]) {
   if (chess_board[row][0] == 'x') {
    return 'x';
   }
   else if (chess_board[row][0] == 'o') {
    return 'o';
   }
  }
 }
 for (col = 0; col < MAX_COL; ++col) {
  if (chess_board[0][col] == chess_board[1][col] &&
   chess_board[0][col] == chess_board[2][col]) {
   if (chess_board[0][col] == 'x') {
    return 'x';
   }
   else if (chess_board[0][col] == 'o') {
    return 'o';
   }
  }
 }
 //两种对角线胜利情况的判定
 if ((chess_board[0][0] == chess_board[1][1] &&
  chess_board[0][0] == chess_board[2][2]) || 
  (chess_board[0][2] == chess_board[1][1] &&
  chess_board[0][2] == chess_board[2][0])) {
  if (chess_board[1][1] == 'x') {
   return 'x';
  }
  else if (chess_board[1][1] == 'o') {
   return 'o';  
  }
 }
 for (row = 0; row < MAX_ROW;++row) {
  for (col = 0; col < MAX_COL;++col) {
   if (chess_board[row][col] == ' ') {
    return ' ';
   }
  }
 }
 return 'p';
}
//游戏
void Game() {
 srand((unsigned int) time(0));
 char winner = ' ';
 Init();
 Print();
 while (1) { 
  PlayerMove();
  Print();
  winner = CheckWinner();
  if (winner == 'x') {
   printf("恭喜您取得胜利!\n");
   break;
  }
  else if (winner == 'p') {
   printf("您与电脑不分胜负.\n");
   break;
  }
  ComputerMove();
  Print();
  winner = CheckWinner();
  if (winner == 'o') {
   printf("失败来之不易!\n");
   break;
  }
 }
}

int main() {
 int command;
 Menu();
 printf("请您输入指令:\n");
 while (1) {
  scanf("%d", &command);
  if (command == 1) {
   Game();
   printf("本轮游戏结束,你可以选择开始新的游戏或者结束游戏.\n");
  }
  else if (command == 0) {
   printf("goodbye!\n");
   system("pause");
   return 0;
  }
  else {
   printf("您输入的指令有误,请重新输入:\n");
  }
 }
}