<?php
$tri = [1, 1];
for ($x = 0; $x <= 6; ++$x) {
var_export($tri);
$trinew = [1];
for($y = 0, $count = count($tri); $y < $count; ++$y) {
$z = $y + 1;
$trinew[] = $tri[$y] + ($tri[$z] ?? 0);
}
$tri = $trinew;
}
- Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
- array (
0 => 1,
1 => 1,
)array (
0 => 1,
1 => 2,
2 => 1,
)array (
0 => 1,
1 => 3,
2 => 3,
3 => 1,
)array (
0 => 1,
1 => 4,
2 => 6,
3 => 4,
4 => 1,
)array (
0 => 1,
1 => 5,
2 => 10,
3 => 10,
4 => 5,
5 => 1,
)array (
0 => 1,
1 => 6,
2 => 15,
3 => 20,
4 => 15,
5 => 6,
6 => 1,
)array (
0 => 1,
1 => 7,
2 => 21,
3 => 35,
4 => 35,
5 => 21,
6 => 7,
7 => 1,
)
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
array (
0 => 1,
1 => 1,
)array (
0 => 1,
1 => 2,
2 => 1,
)array (
0 => 1,
1 => 3,
2 => 3,
3 => 1,
)array (
0 => 1,
1 => 4,
2 => 6,
3 => 4,
4 => 1,
)array (
0 => 1,
1 => 5,
2 => 10,
3 => 10,
4 => 5,
5 => 1,
)array (
0 => 1,
1 => 6,
2 => 15,
3 => 20,
4 => 15,
5 => 6,
6 => 1,
)array (
0 => 1,
1 => 7,
2 => 21,
3 => 35,
4 => 35,
5 => 21,
6 => 7,
7 => 1,
)
- Output for 5.6.38
- Parse error: syntax error, unexpected '?' in /in/ugcIo on line 8
Process exited with code 255.
preferences:
235.43 ms | 401 KiB | 205 Q