function encapsulation (use of arrays, through board games)

#include <stdio.h> #include <stdlib.h>int main () { void  empty (char arr[][3]) ;  void   print (char arr[][3]);  void   player (char[][3]);  Void   conplay (Char[][3]);  char  check (char arr[][3]);   char   arr[3][3]; char  key; printf ("game start");  printf ("\ n");  empty (arr);  print (arr);  do {  player (arr);   key=check (arr);   if (key!= '   ')    break;  conplay (arr);   key=check (arr);   print (arr);  } while (key== '   '),  if (key== ' X ')  {  print (arr);   printf ("player wins \ n");  }  else  {  print (arr);   printf ("Computer wins \ n");    } return  0;  }void  empty (Char arr[][3]) { int i,j; for (i=0;i<3;i++)   for (j=0;j<3;j++)    arr[i][j]= '   ';} Void   print (Char  arr[][3]) { int i; for (i=0;i<3;i++)  {   printf (" %c | %c | %c ", arr[i][0],arr[i][1],arr[i][2]);   printf ( "\ n");   if (i!=2)    printf ("---|---|---");   printf ("\ n"); }}void   player (Char  arr[][3]) { int i,j; printf ("Please enter the position you want to place:"),  scanf ("%d%d", &i , &j);  if (i>3| | j>3)  {  printf ("Input error, re-enter \ n");   player (arr); }      if (arr[i-1][j-1]!= '   ')     {     printf ("This position has been populated, please re-enter");      player (arr);    }    else        arr[i-1][j-1]= ' X ';} Void   conplay (char  arr[][3]) {    int i,j;     for (i=0;i<3;i++)     {     for (j=0;j<3;j++)      {       if (arr[i][j]== '   ')        arr[i][j] = ' O ';      else         continue;       return 0;     }    }} Char  check (Char arr[][3]) {    int i;    for (i=0;i <3;i++)     {     if (arr[i][0]==arr[i][1]&&arr[i][0]== ARR[I][2])       return arr[i][1];     else   if (Arr[1][i]==arr[2][i]&&arr[1][i]==arr[0][i])       return  Arr[1][i];     else  if (Arr[0][0]==arr[1][1]&&arr[1][1]==arr[2][2])       return  (Arr[0][0]);      else  if (Arr[2][0]==arr[1][1] &AMP;&AMP;ARR[1][1]==ARR[0][2])       return  (arr[2][0]);     }    return  '   ';}

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function encapsulation (use of arrays, through board games)