#
# using integer variables
#		read two ints and store in num1 and num2
#		add them (from the variables) and store result in num3
#		print the sum (from the variable)
#

	.data
num1:		.word	0
num2:		.word	0
num3:		.word	0
inlabel:	.asciiz	"\nA number: "
outlabel:	.asciiz "\nThe result: "

	.globl	main

	.text
main:

# read two ints, store in variables
	li	$v0, 4				# syscall code to print string
	la	$a0, inlabel			# $a0 <- addr of prompt
	syscall					# print prompt
	li	$v0, 5				# code to read int
	syscall					# read first int 
	sw	$v0, num1			# store first int in num1
	
	li	$v0, 4				# syscall code to print string
	syscall					# print prompt
	li	$v0, 5				# syscall code to read int
	syscall					# read next int (stored in $v0)
	sw	$v0, num2			# store first int in num2

# add the ints and store sum in var
	lw	$t1, num1			# $t1 <- num1
	lw	$t2, num2			# $t2 <- num2
	add	$t3, $t1, $t2			# $t3 <- num1 + num2
	sw	$t3, num3			# store the sum in num3

# print the sum
	li	$v0, 4				# syscall code to print string
	la	$a0, outlabel			# $a0 <- addr of result msg
	syscall					# print result msg
	lw	$a0, num3			# $a0 <- num3
	li	$v0, 1				# syscall code to print an int
	syscall					# print num3

	li	$v0, 10				# syscall code to exit program
	syscall					# return