@ 2013-03-13T17:07:43Z <?php
function x($n){
for($i=1;$i<$n;$i++){
!$n%$i ? $f[]=$i:0;
}
echo array_sum(@$f)==$n?"P":"I";
}
x(28);
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Output for 8.0.0 - 8.0.30 , 8.1.0 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Fatal error: Uncaught TypeError: array_sum(): Argument #1 ($array) must be of type array, null given in /in/RDTfu:6
Stack trace:
#0 /in/RDTfu(6): array_sum(NULL)
#1 /in/RDTfu(8): x(28)
#2 {main}
thrown in /in/RDTfu on line 6
Process exited with code 255 . Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.7 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.10 , 7.2.0 - 7.2.33 , 7.3.12 - 7.3.33 , 7.4.0 - 7.4.33 Warning: array_sum() expects parameter 1 to be array, null given in /in/RDTfu on line 6
I Output for 4.3.2 - 4.3.11 , 4.4.0 - 4.4.9 , 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Warning: array_sum(): The argument should be an array in /in/RDTfu on line 6
I Output for 4.3.0 - 4.3.1 Warning: array_sum() [http://www.php.net/function.array-sum]: The argument should be an array in /in/RDTfu on line 6
I preferences:dark mode live preview
241.31 ms | 401 KiB | 314 Q