C语言实现三子棋的步骤和代码详解

目录一、问题描述二、基本流程三、步骤1.菜单界面2.创建棋盘3.棋盘初始化4.打印棋盘5.玩家落子6.电脑落子7.判断胜负四、结果演示1.玩家胜利2.电脑胜利3.和棋五、代码实现

一、问题描述

用c语言实现三子棋。

二、基本流程

在写三子棋的代码之前,我们来看看实现这个游戏的逻辑:

1.菜单界面选择开始或者退出游戏。2.创建棋盘并初始化。3.打印棋盘。4.玩家落子(玩家输入行列坐标的方式来落子),’x’表示玩家落子。5.判定胜负关系(输,赢,和棋),’q’表示和棋。6.电脑落子(随机位置落子) ,’o’表示电脑落子。7.判定胜负关系。8.回到 步骤2 继续执行。

三、步骤

1.菜单界面

1.开始游戏 0.退出游戏

int menu(){printf("--------------------------\n");printf("--------1.开始游戏--------\n");printf("--------0.退出游戏--------\n");printf("--------------------------\n");int choice = 0;printf("请输入你的选择:");scanf("%d", &choice);return choice;}

2.创建棋盘

棋盘:使用3行3列的二维数组来表示,元素类型是char。使用宏定义的原因:1.推高代码可读性,后续代码中遇到3,方便理解含义。2.提高扩展性,如果将来要修改棋盘尺寸,代码修改会很方便。

#define MAX_ROW 3#define MAX_COL 3char chessBoard[MAX_ROW][MAX_COL] = { 0 };

3.棋盘初始化

‘ ‘表示棋盘上的空白区域

void init(char chessBoard[MAX_ROW][MAX_COL]){for (int row = 0; row < MAX_ROW; row++){for (int col = 0; col < MAX_COL; col++){chessBoard[row][col] = ' ';}}}

4.打印棋盘

(1)简陋方法:

void print_chessBoard(char chessBoard[MAX_ROW][MAX_COL]){for (int row = 0; row <MAX_ROW; row++){for (int col = 0; col < MAX_COL; col++){printf("%c",chessBoard[row][col]) ;}printf("\n");}}

结果:

注意:这里不是棋盘没打印出来,而是我们使用’ ‘表示空白区域,所以我们看到的棋盘是一片黑色。这样看的不是很清楚,所以我们选用更加美观的方法打印。

(2)美观方法:

void print_chessBoard(char chessBoard[MAX_ROW][MAX_COL]){printf("+---+---+---+\n");for (int row = 0; row <MAX_ROW; row++) {printf("| %c | %c | %c |\n", chessBoard[row][0],chessBoard[row][1], chessBoard[row][2]);printf("+---+---+---+\n");}}

结果:

5.玩家落子

玩家输入行列坐标表示落子,使用’x’表示玩家落子。

注意:1.玩家落子需要在棋盘范围内。2.玩家要在棋盘上空的地方落子。3.如果输入的坐标不满足要重新输入。

void playerMove(char chessBoard[MAX_ROW][MAX_COL]){while (1){int row = 0;int col = 0;printf("请输入坐标(row col):");scanf("%d %d", &row, &col);if (row < 0 || row >= MAX_ROW || col < 0 || col >= MAX_COL){printf("您的坐标不在合法范围内 [0, 2],请重新输入:\n");continue;}if (chessBoard[row][col] != ' '){printf("您的坐标位置已经有子了!\n");continue;}chessBoard[row][col] = 'x';break;}}

6.电脑落子

电脑随机产生行列坐标,’o’表示电脑落子。

注意:1.要在主函数中使用srand((unsigned int)time(0))将时间作为随机数种子,确保得到的行列坐标是真随机。2.要在棋盘上空的地方下棋。

void computerMove(char chessBoard[MAX_ROW][MAX_COL]){while (1){int row = rand() % MAX_ROW;int col = rand() % MAX_COL;if (chessBoard[row][col] != ' ') {continue;}chessBoard[row][col] = 'o';break;}}

7.判断胜负

此处约定返回结果的含义:(1)‘x’ 表示玩家获胜(2)‘o’ 表示电脑获胜(3)’ ‘ 表示胜负未分(4) ‘q’ 表示和棋

1.判定是否和棋(1)调用isFull函数。(2)如果数组中有元素为’ ‘,那么没满,返回0。如果全不为’ ‘,满了,返回1。(3)如果棋盘满了未分出胜负,和棋。2.判定电脑玩家胜利(1)判定所有的行(2)判定所有的列(3)判定两条对角线

int isFull(char chessBoard[MAX_ROW][MAX_COL]){for (int row = 0; row < MAX_ROW; row++){for (int col = 0; col < MAX_COL; col++){if (chessBoard[row][col] == ' '){return 0;}}}return 1;}char isWin(char chessBoard[MAX_ROW][MAX_COL]){for (int row = 0; row < MAX_ROW; row++) {if (chessBoard[row][0] != ' '&& chessBoard[row][0] == chessBoard[row][1]&& chessBoard[row][0] == chessBoard[row][2]) {return chessBoard[row][0];}}for (int col = 0; col < MAX_COL; col++) {if (chessBoard[0][col] != ' '&& chessBoard[0][col] == chessBoard[1][col]&& chessBoard[0][col] == chessBoard[2][col]) {return chessBoard[0][col];}}if (chessBoard[0][0] != ' '&& chessBoard[0][0] == chessBoard[1][1]&& chessBoard[0][0] == chessBoard[2][2]) {return chessBoard[0][0];}if (chessBoard[2][0] != ' '&& chessBoard[2][0] == chessBoard[1][1]&& chessBoard[2][0] == chessBoard[0][2]) {return chessBoard[2][0];}if (isFull(chessBoard)) {return 'q';}return ' ';}

四、结果演示

1.玩家胜利

2.电脑胜利

3.和棋

五、代码实现

#define _CRT_SECURE_NO_WARNINGS#define MAX_ROW 3#define MAX_COL 3#include <stdio.h>#include <stdlib.h>#include <time.h>void init(char chessBoard[MAX_ROW][MAX_COL]){for (int row = 0; row < MAX_ROW; row++){for (int col = 0; col < MAX_COL; col++){chessBoard[row][col] = ' ';}}}void print_chessBoard(char chessBoard[MAX_ROW][MAX_COL]){printf("+---+---+---+\n");for (int row = 0; row <MAX_ROW; row++) {printf("| %c | %c | %c |\n", chessBoard[row][0],chessBoard[row][1], chessBoard[row][2]);printf("+---+---+---+\n");}}void playerMove(char chessBoard[MAX_ROW][MAX_COL]){while (1){int row = 0;int col = 0;printf("请输入坐标(row col):");scanf("%d %d", &row, &col);if (row < 0 || row >= MAX_ROW || col < 0 || col >= MAX_COL){printf("您的坐标不在合法范围内 [0, 2],请重新输入:\n");continue;}if (chessBoard[row][col] != ' '){printf("您的坐标位置已经有子了!\n");continue;}chessBoard[row][col] = 'x';break;}}void computerMove(char chessBoard[MAX_ROW][MAX_COL]){while (1){int row = rand() % MAX_ROW;int col = rand() % MAX_COL;if (chessBoard[row][col] != ' ') {continue;}chessBoard[row][col] = 'o';break;}}int isFull(char chessBoard[MAX_ROW][MAX_COL]){for (int row = 0; row < MAX_ROW; row++){for (int col = 0; col < MAX_COL; col++){if (chessBoard[row][col] == ' '){return 0;}}}return 1;}char isWin(char chessBoard[MAX_ROW][MAX_COL]){for (int row = 0; row < MAX_ROW; row++) {if (chessBoard[row][0] != ' '&& chessBoard[row][0] == chessBoard[row][1]&& chessBoard[row][0] == chessBoard[row][2]) {return chessBoard[row][0];}}for (int col = 0; col < MAX_COL; col++) {if (chessBoard[0][col] != ' '&& chessBoard[0][col] == chessBoard[1][col]&& chessBoard[0][col] == chessBoard[2][col]) {return chessBoard[0][col];}}if (chessBoard[0][0] != ' '&& chessBoard[0][0] == chessBoard[1][1]&& chessBoard[0][0] == chessBoard[2][2]) {return chessBoard[0][0];}if (chessBoard[2][0] != ' '&& chessBoard[2][0] == chessBoard[1][1]&& chessBoard[2][0] == chessBoard[0][2]) {return chessBoard[2][0];}if (isFull(chessBoard)) {return 'q';}return ' ';}void game(){char chessBoard[MAX_ROW][MAX_COL] = { 0 };init(chessBoard);char winner = ' ';while (1){system("cls");print_chessBoard(chessBoard);playerMove(chessBoard);winner = isWin(chessBoard);if (winner != ' ') {break;}computerMove(chessBoard);winner = isWin(chessBoard);if (winner != ' ') {break;}}print_chessBoard(chessBoard);if (winner == 'x') {printf("恭喜您, 您赢了!\n");}else if (winner == 'o') {printf("哈哈,您连人工智障都下不过!\n");}else {printf("您只能和人工智障打平手!!\n");}}int menu(){printf("--------------------------\n");printf("--------1.开始游戏--------\n");printf("--------0.退出游戏--------\n");printf("--------------------------\n");int choice = 0;printf("请输入你的选择:");scanf("%d", &choice);return choice;}int main(){srand((unsigned int)time(0));while (1){int choice = menu();if (choice == 1){game();}else if (choice == 0){printf("退出游戏,GOODBYE!!!!!\n");break;}else{printf("输入错误!请重新输入!\n");continue;}}system("pause");return 0;}

修改:97行增加system("cls");清屏后让界面更简洁。

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却不去主动改变,而是放任它的生活态度。

C语言实现三子棋的步骤和代码详解

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