# Print out whether a value is odd or even.

# Written by: Abiram Nadarajah <abiramn@cse.unsw.edu.au>
# Written as a COMP1521 lecture example

	.text
main:
	# Locals:
	# - $t0: int n
	# - $t1: n % 2

	li	$v0, 4			# syscall 4: print_string
	la	$a0, prompt_msg		#
	syscall				# printf("Enter a number: ");

	li	$v0, 5			# syscall 5: read_int
	syscall				#
	move	$t0, $v0		# scanf("%d", &n);

	rem	$t1, $t0, 2		# if ((n % 2)
	bnez	$t1, n_mod_2_ne_0	#     != 0) goto n_mod_2_ne_0;

	li	$v0, 4			# syscall 4: print_string
	la	$a0, even_msg		#
	syscall				# printf("even\n");

	b	epilogue		# goto epilogue;

n_mod_2_ne_0:
	li	$v0, 4			# syscall 4: print_string
	la	$a0, odd_msg		#
	syscall				# printf("odd\n");

epilogue:
	li	$v0, 0			#
	jr	$ra			# return 0;

	.data
prompt_msg:
	.asciiz	"Enter a number: "
even_msg:
	.asciiz	"even\n"
odd_msg:
	.asciiz	"odd\n"