Submission #161718

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Source Code Expand

<?php
//define('DEBUG', TRUE);
define('DEBUG', FALSE);

if (DEBUG)
{
    ini_set('display_errors', 'On');
    ini_set('error_reporting', E_ALL & ~E_NOTICE);
    $time_s = getTime();
}

# 読み込み
fscanf(STDIN, "%s", $N);

echo $N-1;
echo PHP_EOL;

if (DEBUG)
{
    $time_f = getTime();
    //printf("time = %1.3f sec \n", $time_f - $time_s);
}


function getTime()
{
    list($usec, $sec) = explode(" ", microtime());
    $f_sec = (float)$usec + (float)$sec;
    if (DEBUG) echo $f_sec . "\n";
    return $f_sec;
}

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