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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
// 逆向推导种子值
for ($seed = 0; $seed < 2**31; $seed++) {
mt_srand($seed);
if (mt_rand() == 1083663115) {
echo "Seed: $seed\n";
break;
}
}
?>