Code

Quadratic formula: x= (-b +- (b^2-4ac)^(1/2)) / (2a)
Prompt the user for 3 digits, one for A,B and C.  Solve for x.

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Use this code as a starter.

Include Irvine32.inc
.data
	outHandle HANDLE ?
	cellsWritten DWORD ?
	xyPos COORD <0,0>
	buffer DWORD 4000 DUP(?)
	BufSize DWORD 4000
	attributes DWORD 4000 DUP(?)
.code
main PROC
        call Randomize
;procedure to fill buffer needed
;procedure to set color needed

	INVOKE GetStdHandle,STD_OUTPUT_HANDLE
	mov outHandle,eax

	INVOKE WriteConsoleOutputAttribute,
	outHandle, ADDR attributes,
	BufSize, xyPos, ADDR cellsWritten

	INVOKE WriteConsoleOutputCharacter,
	outHandle, ADDR buffer, BufSize,
	xyPos, ADDR cellsWritten

	exit
main ENDP
END main

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Write a program that draws a small square on the screen using several blocks (ASCII code DBh) in color.  Move the square around the screen in randomly generated directions.  Use a fixed delay value of 50 milliseconds.

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The program displays chessboard and changes to all 16 colors.  8X8 chessboard,  Every 500 milliseconds the color changes.

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