#include<stdio.h>
int main(void)
{
int player = 0;
int winner =0;
int choice = 0;
int row = 0;
int column = 0;
int line=0;
char board[3][3] ={
{'1','2','3',},
{'4','5','6',},
{'7','8','9',}
};
int i = 0;
for( ; i<9&&winner==0; i++)
{
printf("%c|%c|%c\n",board[0][0],board[0][1],board[0][2]);
printf("---+---+---\n");
printf("%c|%c|%c\n",board[1][0],board[1][1],board[1][2]);
printf("---+---+---\n");
printf("%c|%c|%c\n",board[2][0],board[2][1],board[2][2]);
player = i%2+1;
do
{
printf("\nPlayer %d,please enter the number of the square"
"where you want to place your %c:",player,(player==1)?'X':'O');
scanf("%d",&choice);
row = --choice/3;
column = choice%3;
}while(choice<0||choice>9||board[row][column]>'9');
board[row][column] = (player==1)?'X':'O';
if((board[0][0]==board[1][1]&&board[0][0]==board[2][2])||(board[0][2]==
board[1][1]&&board[0][2]==board[2][0]))
winner = player;
else
for(line = 0;line<=2;line++)
if((board[line][0]==board[line][1]&&board[line][0]==board[line][2])||
(board[0][line]==board[1][line]&&board[0][line]==board[2][line]))
winner =player;
}
printf("\n\n");
printf("%c|%c|%c\n",board[0][0],board[0][1],board[0][2]);
printf("---+---+---\n");
printf("%c|%c|%c\n",board[1][0],board[1][1],board[1][2]);
printf("---+---+---\n");
printf("%c|%c|%c\n",board[2][0],board[2][1],board[2][2]);
if(winner==0)
printf("\nHow boring, it is a draw\n");
else
printf("\nCongratulations,player %d,YOU ARE THE WINNER!\n",winner);
return 0;
}
中的row = --choice/3;
column = choice%3;
帮我解释一下。