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<?php function fib($m){$j=0;$k=1;for($i=0;$i<=$m;$i++){$l=$k;$k=$j+$k;$j=$l;}return$k;} var_dump(fib(1000));
Output for git.master, git.master_jit, rfc.property-hooks
float(1.137969253983602E+209)

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