void drawrectangle(int row,int col, int width, int height, unsigned short color)
{
	int r,c;

	for(r=0;r<height;r++)
	{
		for(c=0;c<width;c++)
		{
			setpixel(row+r,col+c,color);
		}
	}

}

//it is working above


void drawrectangle(int row,int col, int width, int height, unsigned short color)
{


	for(row;row<(height+row);row++)
	{
		for(col;c<(width+col);col++)
		{
			setpixel(row,col,color);
		}
	}

}
//it is working, but the result is not what I expected..