#include<stdio.h>
#include<stdlib.h>

void  run();
void display(char sym[9]);
int check(char sym[9],char ch,int count);
struct myData inputValue(char sym[9],int count);

struct myData
{
int i;
char ch;
}inputValue();

int main()
{
 char cont;
while(1)
{
 run();
 printf("\n want to continue press 1:\n");
 scanf("%s",&cont);
 if(cont=='1')
  {
    system("clear");
  }

 else
  break;

}
return 0;
}


void run()
{

int count=0;
struct myData info;
char symbol[9]={'1','2','3','4','5','6','7','8','9'};
display(symbol);

Again:

info=inputValue(symbol,count);
symbol[info.i]=info.ch;
system("clear");
display(symbol);

if(check(symbol,info.ch,count)==1);

else
 {
  count++;
  goto Again;
 }

}

int check(char sym[9],char ch,int count)
{
int i;

for(i=0;i<=6;i+=3)//for row
    if(sym[i]==ch && sym[i+1]==ch && sym[i+2]==ch)
       {printf("\nwinner is : %c",ch);return 1;}

   for(i=0;i<3;i++)//for column
    if(sym[i]==ch && sym[i+3]==ch && sym[i+6]==ch)
        {printf("\nwinner is : %c",ch);return 1;}

    if(sym[0]==ch && sym[4]==ch && sym[8]==ch)
        {printf("\nwinner is : %c",ch);return 1;}

   else if(sym[2]==ch && sym[4]==ch && sym[6]==ch)
        {printf("\nwinner :%c",ch);return 1;}

   else if(count==8)
        {printf("\ngame is drawn ");return 1;}

else return 0;

}


struct myData inputValue(char sym[9],int count)
{
 char value;
 int i;
 struct myData info;

while(1)
{

  if(count%2==0)
    {printf("\nenter your choice X:");}
  else
    {printf("\nenter your choice 0: ");}

  scanf("%s",&value);
  for(i=0;i<9;i++)
   {
     if(value==sym[i])
       {
         info.i=i;
        if(count%2==0)
            info.ch='X';
        else
            info.ch='0';
    break;
}

  else
    {
     info.i=-1;
     info.ch=' ';
    }

 }
  if(info.i==-1)
   {
     printf("\ninput not valid");
     break;

  }
return info;
}
}

void display(char sym[9])
{
printf("\t\t\t T i c  T a c  T o e\n");
printf("\nplayer 1 symbol :X");
printf("\nplayer 2 symbol :0\n");
printf("\n\t\t\t  %c | %c | %c ",sym[0],sym[1],sym[2]);
printf("\n\t\t\t--------------");
printf("\n\t\t\t  %c | %c | %c ",sym[3],sym[4],sym[5]);
printf("\n\t\t\t--------------");
printf("\n\t\t\t  %c | %c | %c ",sym[6],sym[7],sym[8]);

}