TicTackToe.cpp

#include<iostream>
using namespace std;

char space[3][3]={{'1','2','3'},{'4','5','6'},{'7','8','9'}};
int row;
int column;
string n1="",n2="";
char token='x';
bool tie=false;
void function1()
{
    
    
    
    cout<<"    |    |     \n";
    cout<<" "<<space[0][0]<<"  |  "<<space[0][1]<<" |  "<<space[0][2]<<endl;
    cout<<"____|____|_____\n";
    cout<<"    |    |     \n";
    cout<<" "<<space[1][0]<<"  |  "<<space[1][1]<<" |  "<<space[1][2]<<endl;
    cout<<"____|____|_____\n";
    cout<<"    |    |     \n";
    cout<<" "<<space[2][0]<<"  |  "<<space[2][1]<<" |  "<<space[2][2]<<endl;
    cout<<"    |    |     \n";
}
void function2()
{
    int digit;
    if(token=='x')
    {
        cout<<n1<<" please enter";
        cin>>digit;
    }
    if(token=='0')
    {
        cout<<n2<<" please enter";
        cin>>digit;
    }



    if(digit==1)
    {
        row=0;
        column=0;
    }
    if(digit==2)
    {
        row=0;
        column=1;
    }
    if(digit==3)
    {
        row=0;
        column=2;
    }
    if(digit==4)
    {
        row=1;
        column=0;
    }
    if(digit==5)
    {
        row=1;
        column=1;
    }
    if(digit==6)
    {
        row=1;
        column=2;
    }
    if(digit==7)
    {
        row=2;
        column=0;
    }
    if(digit==8)
    {
        row=2;
        column=1;
    }
    if(digit==9)
    {
        row=2;
        column=2;
    }
    else if(digit<1 || digit>9){
        cout<<"INVALID !!!"<<endl;
    }


    if(token=='x'&& space[row][column]!='x' && space[row][column]!='0')
    {
        space[row][column]='x';
        token='0';
    }
    else if(token=='0'&& space[row][column]!='x' && space[row][column]!='0')
    {
        space[row][column]='0';
        token='x';
    }

    else
    {
        cout<<"THERE IS NO EMPTY SPACE!!!";
        function2();
    }
}
bool function3()
{
    for(int i=0;i<3;i++)
    {
        if(space[i][0]==space[i][1]&&space[i][0]==space[i][2]  ||  space[0][i]==space[1][i]&&space[0][i]==space[2][i])
        {
            return true;
        }
    }
    if(space[0][0]== space[1][1]&&space[1][1]==space[2][2]   ||   space[0][2]==space[1][1]&&space[1][1]==space[2][0]) 
    {return true;}

    for(int i=0;i<3;i++)
    {
        for(int j=0;j<3;j++)
        {
            if( space[i][j] !='x' && space[i][j]!='0')
            {
                return false;
            }
        }
    }
    tie=true;
}
int main()
{
    cout<<"Welcome to TIC TACK TOE:\n";
    
    cout<<"Enter the name of player 1 \n";
    getline(cin,n1);
    cout<<"Enter the name of player 2 \n";
    getline(cin,n2);
    while(!function3())
    {
        function1();
        function2();
        function3();
    }
    if(token=='x' && tie==false)
    {
        cout<<n2<<" WINS!!!"<<endl;
    }
    else if(token=='0' && tie==false)
    {
        cout<<n1<<" WINS!!!"<<endl;

    }
    else
    {
        cout<<"IT's A DRAW!!!!"<<endl;
    }
    return 0;
}