70, 'title' => 'Totient permutation', 'description' => function(){ return file_get_contents(__DIR__ . '/euler_070_description.md'); }, 'code' => function(){ return file_get_contents(__DIR__ . '/euler_070_code.txt'); }, 'explanation' => function(){ return file_get_contents(__DIR__ . '/euler_070_explanation.md'); }, 'url_euler' => 'http://projecteuler.net/problem=070', 'url_raw' => 'https://raw.githubusercontent.com/Mikescher/Project-Euler_Befunge/master/processed/Euler_Problem-070.b93', 'url_github' => 'https://github.com/Mikescher/Project-Euler_Befunge', 'abbreviated' => true, 'steps' => 29380799, 'time' => 3713, 'width' => 150, 'height' => 47, 'value' => 8319823, ];