B15

.data
    centena: .word 0,100,200,300,400,500,600,700,800,900
.text
    la x5,centena
    addi x6,x0,8
    slli x6 x6 2
    add x7 x5 x6
    lw x7 0(x7)
    li a7 1
    addi a0 x7 0
    ecall