# print a 2d array
# i in $t0
# j in $t1
# $t2..$t6 used for calculations

main:
    li   $t0, 0         # int i = 0;
loop1:
    bge  $t0, 3, end1   # if (i >= 3) goto end1;
    li   $t1, 0         #    int j = 0;
loop2:
    bge  $t1, 5, end2   #    if (j >= 5) goto end2;
    la   $t2, numbers   #        printf("%d", numbers[i][j]);
    mul  $t3, $t0, 20
    add  $t4, $t3, $t2
    mul  $t5, $t1, 4
    add  $t6, $t5, $t4
    lw   $a0, 0($t6)
    li   $v0, 1
    syscall
    li   $a0, ' '      #       printf("%c", ' ');
    li   $v0, 11
    syscall
    addi $t1, $t1, 1   #       j++;
    b    loop2         #    goto loop2;
end2:
    li   $a0, '\n'     #    printf("%c", '\n');
    li   $v0, 11
    syscall

    addi $t0, $t0, 1   #   i++
    b    loop1         # goto loop1
end1:

    li   $v0, 0        # return 0
    jr   $ra

.data
# int numbers[3][5] = {{3,9,27,81,243},{4,16,64,256,1024},{5,25,125,625,3125}};
numbers:
     .word  3, 9, 27, 81, 243, 4, 16, 64, 256, 1024, 5, 25, 125, 625, 3125