Assignment. write a program that displays a window into an infinite checkerboard. see examples below. query the user for the width and height of the display window (in characters) and also the size of the checkerboard boxes (they are squares with identical height and width, in characters). each box is edged with horizontal lines (as in the example). draw the checkerboard starting from the upper left, starting always with the edge of the upper left square. any inputs that are not positive integers should be queried again until the user provides an integer that is positive. square corners should be rendered with a " " character. the pipe character ("|") is used the for vertical edges. the square in the upper left corner can be either black or white, but you should follow alternat