Submission #108169

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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();
}

$arrMin5 = array();
for ($i = 0; $i < 288; $i++)
{
    $arrMin5[$i] = 0;
}

# 読み込み
fscanf(STDIN, "%s", $n);

for ($i = 0; $i < $n; $i++)
{
    fscanf(STDIN, "%s", $x);
    list($s, $e) = explode("-", $x);
    $s_trans = getPeriod($s, 1);
    $e_trans = getPeriod($e, 2);
    //echo "{$s} {$e}         {$s_trans} {$e_trans}\n";
    for ($j = $s_trans; $j <= $e_trans; $j++)
    {
        $arrMin5[$j] = "1";
    }
}

for ($i = -1; $i < 289; $i++)
{
    if ($arrMin5[$i] == 0 && $arrMin5[$i+1] == 1) {
        echo toHM($i+1) . "-";
    }
    if ($arrMin5[$i] == 1 && $arrMin5[$i+1] == 0) {
        echo toHM($i+1) . "\n";
    }
}

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

function getPeriod($v, $mode)
{
    $h = substr($v, 0, 2);
    $m = substr($v, 2, 4);
    $e = $h * 60 + $m;
    switch ($mode) {
        case "1":
            return floor($e / 5);
            break;
    
        case "2":
            return floor(($e-1) / 5);
            break;
    }
}
function toHM($v)
{
    $a = $v * 5;
    $H = floor($a / 60);
    $M = $a - $H * 60;
    return sprintf("%02d%02d", $H, $M);
}

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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