/* Diamond pattern challenge using classes and matrix. I'm trying to get a good grasp of c++ classes so I made this overcomplicated solution. Definitely not the optimal solution but I tried to make it clear. Basically, the program creates diamond objects and adds its data to a matrix object. */ #include #include using namespace std; class Diamond{ public: // static member for counting the total diamond objects created. static int count; Diamond(int x, int y){ count++; //I know this is too unnecessary but... /* a diamond consists of eight parts: topleft - /\ - topright highleft-/ \- highright lowleft -\ /- lowright botleft - \/ - botright */ topLeft = {x,y}; topRight = {x+1,y}; highLeft = {x-1, y+1}; highRight = {x+2, y+1}; lowLeft = {x-1,y+2}; lowRight = {x+2, y+2}; botLeft = {x,y+3}; botRight = {x+1,y+3}; } vector> getData(){ //returning data from private variables. return {topLeft, topRight, highLeft, highRight, lowLeft, lowRight, botLeft, botRight }; } private: //too much unnecessary variables but definitely readable and easy to understand. lol. vector topLeft, topRight, highLeft, highRight, lowLeft, lowRight, botLeft, botRight; }; class Grid{ public: Grid(int a, int b):h(a*4),w(b*2+2){ } void fillGrid(){ //filling the char matrix with spaces for(int x=0; x subArray = {}; for(int y=0; y> data = (*d).getData(); for(int x=0; x < data.size(); x++){ if(x==0 || x==2 || x==5 || x==7) gridArray[data[x][1]][data[x][0]] = '/'; else gridArray[data[x][1]][data[x][0]] ='\\'; } } private: int h, w; vector< vector > gridArray = {}; }; //wrapping the main process into a function so i can use it again. void init(int height, int width){ vector diamonds; //creating a matrix object. Grid matrix(height, width); //filling it up with spaces. matrix.fillGrid(); for(int h=0; h> height >> width; //just modify the values. height = 5; width = 2; init(height,width); //another one Diamond::count = 0; cout << "\n\n"; init(4,5); //...and another one Diamond::count = 0; cout << "\n\n"; init(1,6); return 0; }

Diamond Pattern Challenge using classes and matrix