Notes

/* | |* 00 03 06
__|__|__ 20 23 26
| |X 40 43 46
__|__|__
| |
| | */
#include<stdio.h>
#include<stdlib.h>
#include<time.h>
char a[6][8]={' '};
int flag;
void display();
void welcome_design();
int data(int x);
int check(int c,int d);
int logic(int f);
void main()
{
int choice,com,i=0;
welcome_design();
do{
flag=1; // flag 1 represent the user
printf("Enter your choice:(1-9)");
scanf("%d",&choice);
data(choice); // putting data of user in the design
if(i>1){
if(logic(flag)){
display();
printf("nntt______________________________________________________________n");
printf("nntt*****tCONGRATULATION. YOU WIN THE GAME.t*****n");
exit(0);
}
}
if(i==4){
goto last; // After completion of all try terminating the loop
}
flag=2; // flag 2 represent the computer
srand(time(0));
com=rand()%10;
data(com); // putting data of computer in the design
display(); // Displaying the recently entered datas
if(i>1){
if(logic(flag)){
printf("nntt______________________________________________________________n");
printf("nntt*****tTRY AGAIN. COMPUTER WON THE GAME.t*****n");
exit(0);
}
}
i++;
}while(i<5);
last:
display();
printf("ntThe game is draw.");
}
void display(){
int i,j;
// for output design of tic tac toe
for(i=0;i<6;i++){
for(j=0;j<8;j++){
if((i==3 || i==1) && (j!=2 && j!=5)){
printf("_");
}
else if((i==2 || i==0 || i==4 || i==5) && (j!=2 && j!=5)){
if(i==0 || i==2 || i==4)
printf("%c",a[i][j]);
else
printf(" ");
}
else{
printf("|");
}
}
printf("n");
}
}
int data(int x){
char c;
int r,choice,test=0;
(flag==1)?(c='X'):(c='O');
switch(x){
case 1: r=check(0,0);if(r!=0)break;(a[0][0]=c);break;
case 2: r=check(0,3);if(r!=0)break;(a[0][3]=c);break;
case 3: r=check(0,6);if(r!=0)break;(a[0][6]=c);break;
case 4: r=check(2,0);if(r!=0)break;(a[2][0]=c);break;
case 5: r=check(2,3);if(r!=0)break;(a[2][3]=c);break;
case 6: r=check(2,6);if(r!=0)break;(a[2][6]=c);break;
case 7: r=check(4,0);if(r!=0)break;(a[4][0]=c);break;
case 8: r=check(4,3);if(r!=0)break;(a[4][3]=c);break;
case 9: r=check(4,6);if(r!=0)break;(a[4][6]=c);break;
default:
printf("INVALID DATAn");
}
if(r!=0){
if(flag==1){
printf("nEnter your new choice:");
scanf("%d",&choice);
data(choice);
}
else{
data(r);
}
}
}
int check(int c,int d){
int i,j,empty=1;
if(flag==1){
if(a[c][d]=='X' || a[c][d]=='O'){
printf("nt!!!tEntered location already contains the datat!!! n");
return 1;
}
else{
return 0;
}
}
else{
if(a[c][d]=='X' || a[c][d]=='O'){
goto computer;
}
return 0;
}
computer:
for(i=0;i<=4;i+=2){
for(j=0;j<=6;j+=3){
if(a[i][j]!='X' && a[i][j]!='O'){
return empty;
}
empty++;
}
}
}int logic(int f){
if(f==1){
if((a[0][0]=='X'&&a[0][3]=='X'&&a[0][6]=='X')||(a[2][0]=='X'&&a[2][3]=='X'&&a[2][6]=='X')||(a[4][0]=='X'&&a[4][3]=='X'&&a[4][6]=='X')||(a[0][0]=='X'&&a[2][0]=='X'&&a[4][0]=='X')||(a[0][3]=='X'&&a[2][3]=='X'&&a[4][3]=='X')||(a[0][6]=='X'&&a[2][6]=='X'&&a[4][6]=='X')||(a[0][0]=='X'&&a[2][3]=='X'&&a[4][6]=='X')||(a[0][6]=='X'&&a[2][3]=='X'&&a[4][0]=='X'))
{
return 1;
}
else return 0;
}else if(f==2){
if((a[0][0]=='O'&&a[0][3]=='O'&&a[0][6]=='O')||(a[2][0]=='O'&&a[2][3]=='O'&&a[2][6]=='O')||(a[4][0]=='O'&&a[4][3]=='O'&&a[4][6]=='O')||(a[0][0]=='O'&&a[2][0]=='O'&&a[4][0]=='O')||(a[0][3]=='O'&&a[2][3]=='O'&&a[4][3]=='O')||(a[0][6]=='O'&&a[2][6]=='O'&&a[4][6]=='O')||(a[0][0]=='O'&&a[2][3]=='O'&&a[4][6]=='O')||(a[0][6]=='O'&&a[2][3]=='O'&&a[4][0]=='O'))
{
return 1;
}
else return 0;
}
}
void welcome_design(){
char start;
printf("nntttt______________________________________________________________n");
printf("tttt**************************************************************nn");
printf("ntttt---tWELCOME TO TIC TOE GAMEt---nnn");
printf("ttttt | | n");
printf("ttttt X | | n");
printf("ttttt___|___|___n");
printf("ttttt | | n");
printf("ttttt | X | n");
printf("ttttt___|___|___n");
printf("ttttt | | n");
printf("ttttt | | X n");
printf("ttttt | | n");
printf("nntttt______________________________________________________________n");
printf("tttt**************************************************************nn");
printf("nttEnter 'y' to start the game and 'n' to exit : ");
scanf("%c",&start);
if(start=='n'){
exit(0);
}
}