star

void printLeft (int n){
    int star = n;
    int space = n-1 ;
    for(int i = 1; i<= n-1 ;i++){
        for (int j= 1 ; j<= space ; j++){
            cout<<" ";
        }
        for ( int j =1; j<= star ;j++){
            cout<<"*";
        }
        cout<<endl;
        star --;
        space --;
    }
    cout<<"*"<<endl;
    star = 2;
    space = 1;
    for(int i = 1; i<= n-1 ;i++){
        for (int j= 1 ; j<= space ; j++){
            cout<<" ";
        }
        for ( int j =1; j<= star ;j++){
            cout<<"*";
        }
        cout<<endl;
        star ++;
        space ++;
    }
}

void printRight ( int n ){
    int star = n ;
    int space =0 ;
    for (int i=1 ;i<= n-1;i++){
        for (int j =1 ;j<= space ;j++){
            cout<<" ";
        }
        for (int j= 1; j<= star ; j++){
            cout<<"*";
        }
        cout<<endl;
        star--;
        space +=2 ;

    }
    for (int i = 1; i<= (n-1)* 2; i++){
        cout<<" ";
    }
    cout<<"*"<<endl;
    star = 2 ;
    space =( n- 2) * 2;
    for(int i =1 ;i<= n-1; i++ ){
        for (int j= 1; j<= space ;j++){
            cout<<" ";
        }
        for (int j=1 ;j<=star ;j++ ){
            cout<<"*";
        }
        cout<<endl;
        star ++;
        space -=2 ;
    }
}

void printArrow(int n, bool left){
    if ( left == true ){
        printLeft ( n);
    }
    else printRight(n);

}