Help me fix any problems in my MIPS$/$MARS code, in order to get the game to properly run. I have been struggling with this for weeks so helping will be appreciated. Thanks!

moveRobots:

addi $sp$,$ $sp$,-4$

sw $ra$,0($$sp$)$

li $t$0,0$

move$\_$loop:

bge $t$0,4,$ end$\_$move$\_$loop

li $t$1,0$

mul $t$2,$ $t$0,4$

add $t$2,$ $a$0,$ $t$2$

lw $t$3,0($$t$2)$

add $t$2,$ $a$1,$ $t$2$

lw $t$4,0($$t$2)$

move $a$0,$ $t$3$

move $a$1,$ $a$2$

jal getNew

move $t$3,$ $v$0$

move $a$0,$ $t$4$

move $a$1,$ $a$3$

jal getNew

move $t$4,$ $v$0$

beq $t$3,$ $a$2,$ human$\_$dead

beq $t$4,$ $a$3,$ human$\_$dead

addi $t$0,$ $t$0,1$

j move$\_$loop

end$\_$move$\_$loop:

li $v$0,1$

j moveRobots$\_$exit

human$\_$dead:

li $v$0,0$

moveRobots$\_$exit:

lw $ra$,0($$sp$)$

addi $sp$,$ $sp$,4$

jr $ra

getNew:

addi $sp$,$ $sp$,-4$

sw $ra$,0($$sp$)$

sub $v$0,$ $a$0,$ $a$1$

lw $ra$,0($$sp$)$

addi $sp$,$ $sp$,4$

jr $ra

$.$text

main:

addi $sp$,$ $sp$,-12$

sw $ra$,0($$sp$)$

sw $s$0,4($$sp$)$

sw $s$1,8($$sp$)$

li $s$0,25$

li $s$1,25$

la $a$0,$ x

la $a$1,$ y

main$\_$loop:

li $v$0,4$

la $a$0,$ user$\_$coords

syscall

li $v$0,4$

la $a$0,$ prompt$\_$input

syscall

li $v$0,5$

syscall

beq $v$0,1,$ move$\_$right

beq $v$0,-1,$ move$\_$left

beq $v$0,2,$ move$\_$up

beq $v$0,-2,$ move$\_$down

j invalid$\_$input

move$\_$right:

addi $s$0,$ $s$0,1$

j update$\_$robots

move$\_$left:

addi $s$0,$ $s$0,-1$

j update$\_$robots

move$\_$up:

addi $s$1,$ $s$1,1$

j update$\_$robots

move$\_$down:

addi $s$1,$ $s$1,-1$

j update$\_$robots

invalid$\_$input:

li $v$0,4$

la $a$0,$ invalid$\_$input$\_$msg

syscall

j main$\_$loop

update$\_$robots:

move $a$2,$ $s$0$

move $a$3,$ $s$1$

jal moveRobots

move $t$0,$ $v$0$

beq $t$0,0,$ human$\_$dead

j main$\_$loop

move$\_$end:

lw $ra$,0($$sp$)$

lw $s$0,4($$sp$)$

lw $s$1,8($$sp$)$

addi $sp$,$ $sp$,12$

li $v$0,10$

syscall

$.$data

x: $.$space $40$

y: $.$space $40$

user$\_$coords: $.$asciiz "Your coordinates: $"$

prompt$\_$input: $.$asciiz "Enter move $(1$ for $+$x$,-1$ for $-$x$,2$ for $+$y$,-2$ for $-$y$)$: $"$

invalid$\_$input$\_$msg: $.$asciiz "Invalid input! Please enter $1,-1,2,$ or $-2.$

$"$

game$\_$over$\_$msg: $.$asciiz "AAAARRRRGHHHHH... Game over

$"$