tic tac toe

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

int main()
{
    int gil,p,kot,bar,kol,win;
    char ulang='1';

    while(ulang=='1'){
        win=0;
        char b[3][3]={{'1','2','3'},{'4','5','6'},{'7','8','9'}};

        for(gil=0; gil<9 && win==0; gil++){
            system("cls");
            printf(" >>>  %d  <<<\n",gil+1);

            printf("\n  %c | %c | %c \n",b[0][0],b[0][1],b[0][2]);
            printf(" ---+---+---\n");
            printf("  %c | %c | %c \n",b[1][0],b[1][1],b[1][2]);
            printf(" ---+---+---\n");
            printf("  %c | %c | %c \n",b[2][0],b[2][1],b[2][2]);

            p=gil%2+1;
            printf("\n*Player %d",p);

            do{
                printf("\n Masukkan Kotak Yang Anda Pilih : ");
                scanf("%d",&kot);

                if(kot>=1 && kot<=3){
                    bar=0;
                    kol=kot-1;
                }else if(kot>=4 && kot<=6){
                    bar=1;
                    kol=kot-4;
                }else{
                    bar=2;
                    kol=kot-7;
                }
            }while(kot<1 || kot>9 || b[bar][kol]=='X' || b[bar][kol]=='O');

            if(p==1){
                b[bar][kol]='X';
            }else{
                b[bar][kol]='O';
            }

            for(bar=0; bar<3; bar++){
                if(b[bar][0]==b[bar][1] && b[bar][1]==b[bar][2]){
                    win=p;
                }
            }
            for(kol=0; kol<3; kol++){
                if(b[0][kol]==b[1][kol] && b[1][kol]==b[2][kol]){
                    win=p;
                }
            }
            if(b[0][0]==b[1][1] && b[1][1]==b[2][2]){
                win=p;
            }
            else if(b[0][2]==b[1][1] && b[1][1]==b[2][0]){
                win=p;
            }

        }

        system("cls");
        printf(" ==Selesai==\n");

        printf("\n  %c | %c | %c \n",b[0][0],b[0][1],b[0][2]);
        printf(" ---+---+---\n");
        printf("  %c | %c | %c \n",b[1][0],b[1][1],b[1][2]);
        printf(" ---+---+---\n");
        printf("  %c | %c | %c \n",b[2][0],b[2][1],b[2][2]);

        if(win!=0){
            printf("\n =Player %d!=\n >>>>win<<<<\n",win);
        }else{
            printf("\n >>>Seri!<<<\n");
        }

        printf("\n Ketik 1 Untuk Duel Ulang : ");
        scanf(" %c",&ulang);
    }
    return 0;
}