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<?php error_reporting(E_ALL); $a = [ [0,1, 2, 3, 4, 0, 5, 6, 4, 3, 2, 1,0], [0, 2, 3, 4, 0, 5, 6, 4, 3, 2, 0], [0, 3, 4, 0, 5, 6, 7,8,4, 3, 0], [-1,0,1,2,3,4,2,1,0,-1] ]; function getMin( $a ) { return min($a); } foreach ($a as $arr) { while( ( $arr != null ) ) { $arr = array_values(array_filter($arr)); if ($arr == null) { break; } $min = getMin( $arr ); foreach ($arr as &$e) { $e -= $min; } unset($e); echo join(" ",$arr),"\n"; } echo "\n"; }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
0 1 2 3 4 5 3 2 1 0 0 1 2 3 4 2 1 0 0 1 2 3 1 0 0 1 2 0 0 1 0 0 1 2 3 4 2 1 0 0 1 2 3 1 0 0 1 2 0 0 1 0 0 1 2 3 4 5 1 0 0 1 2 3 4 0 0 1 2 3 0 1 2 0 1 0 0 2 3 4 5 3 2 0 0 1 2 3 1 0 0 1 2 0 0 1 0
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/Yf5CM on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/Yf5CM on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Yf5CM on line 4
Process exited with code 255.

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