.data
formula: .asciiz "Overflow\n"
res: .word 1

.text
.globl main
.ent main
main:
    li      $v0,    5
    syscall 
    move    $t1,    $v0

    li      $v0,    5
    syscall 
    move    $t2,    $v0

    addu    $t1,    $t1,        $t2

    slt     $t2,    $t1,        0
    beq     $t2,    $0,         fine
    la      $a0,    formula
    li      $v0,    4
    syscall 

fine:
    li      $v0,    10
    syscall 
.end main