Submission #912717


Source Code Expand

<?php
$n = trim(fgets(STDIN));
$times = array();
for(;$n;$n--)
{
    list($start, $end) = explode("-",trim(fgets(STDIN)));
    $start = normalize_b($start);
    $end = normalize_a($end);
    if(isset($times[$start])) { if($times[$start] < $end) {$times[$start] = $end;}}
    else {$times[$start] = $end;}
}
ksort($times);
$ans = array();
$prev = array(0,0);
foreach($times as $start => $end)
{
    if($prev[1] >= $start)
    {
        if($ans[$prev[0]] < $end)
        {
            $ans[$prev[0]] = $end;
            $prev[1] = $end;
        }
    }
    else
    {
        $ans[$start] = $end;
        $prev[0] = $start;
        $prev[1] = $end;
    }
}
// print_r($times);
// print_r($ans);
foreach($ans as $start => $end)
{
    echo sprintf("%04d",$start)."-".sprintf("%04d",$end).PHP_EOL;
}

function normalize_b($time)
{
    $head = substr($time, 0, 3);
    $tail = substr($time, -1);
    if($tail > 0 && $tail < 5){$tail = 0;}
    else if($tail > 5 && $tail < 10){$tail = 5;}
    // echo $time." ".$head.$tail.PHP_EOL;
    return $head.$tail;
}
function normalize_a($time)
{
    $head = substr($time, 0, 3);
    $tail = substr($time, -1);
    if($tail > 0 && $tail < 5){$tail = 5;}
    else if($tail > 5 && $tail < 10){$tail = 0; if(substr($head, -1) == 5){$head+=5;}else{$head++;}}
    // echo $time." ".$head.$tail.PHP_EOL;
    return $head.$tail;
}

Submission Info

Submission Time
Task D - 感雨時刻の整理
User papinianus
Language PHP (PHP 5.3.10)
Score 100
Code Size 1412 Byte
Status AC
Exec Time 171 ms
Memory 3816 KB

Judge Result

Set Name all
Score / Max Score 100 / 100
Status
AC × 48
Set Name Test Cases
all 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, cho_cho_chokudai.txt, chokudai_ga_cho.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt
Case Name Status Exec Time Memory
00_sample_01.txt AC 32 ms 3768 KB
00_sample_02.txt AC 32 ms 3768 KB
00_sample_03.txt AC 33 ms 3712 KB
cho_cho_chokudai.txt AC 171 ms 3768 KB
chokudai_ga_cho.txt AC 159 ms 3684 KB
test_01.txt AC 35 ms 3640 KB
test_02.txt AC 33 ms 3804 KB
test_03.txt AC 35 ms 3672 KB
test_04.txt AC 34 ms 3684 KB
test_05.txt AC 33 ms 3768 KB
test_06.txt AC 33 ms 3676 KB
test_07.txt AC 32 ms 3640 KB
test_08.txt AC 34 ms 3640 KB
test_09.txt AC 36 ms 3712 KB
test_10.txt AC 35 ms 3812 KB
test_11.txt AC 33 ms 3680 KB
test_12.txt AC 33 ms 3692 KB
test_13.txt AC 34 ms 3640 KB
test_14.txt AC 36 ms 3680 KB
test_15.txt AC 36 ms 3800 KB
test_16.txt AC 34 ms 3812 KB
test_17.txt AC 34 ms 3680 KB
test_18.txt AC 35 ms 3684 KB
test_19.txt AC 34 ms 3640 KB
test_20.txt AC 34 ms 3764 KB
test_21.txt AC 161 ms 3680 KB
test_22.txt AC 165 ms 3684 KB
test_23.txt AC 162 ms 3768 KB
test_24.txt AC 161 ms 3688 KB
test_25.txt AC 158 ms 3816 KB
test_26.txt AC 160 ms 3808 KB
test_27.txt AC 153 ms 3636 KB
test_28.txt AC 164 ms 3684 KB
test_29.txt AC 33 ms 3684 KB
test_30.txt AC 33 ms 3704 KB
test_31.txt AC 55 ms 3712 KB
test_32.txt AC 33 ms 3716 KB
test_33.txt AC 119 ms 3804 KB
test_34.txt AC 32 ms 3712 KB
test_35.txt AC 34 ms 3812 KB
test_36.txt AC 161 ms 3636 KB
test_37.txt AC 163 ms 3804 KB
test_38.txt AC 160 ms 3768 KB
test_39.txt AC 162 ms 3816 KB
test_40.txt AC 164 ms 3812 KB
test_41.txt AC 141 ms 3712 KB
test_42.txt AC 138 ms 3764 KB
test_43.txt AC 143 ms 3684 KB