$$51-12 \times 12+17 \times 5+16 \times 9-17 \times 8$$
$0$
$$51-12\times 12+85+144-17\times 8$$
$$51-144+85+144-17\times 8$$
$$-93+85+144-17\times 8$$
$$-8+144-17\times 8$$
$$136-17\times 8$$
$$136-136$$
$$0$$
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