Submission #1076910


Source Code Expand

<?php
fscanf(STDIN, "%d", $n);
fscanf(STDIN, "%s", $s);

$x = $m = 0;
$a = ['I'=>1, 'D'=>-1];
for ($i = 0; $i < $n; $i++) {
	$x += $a[$s[$i]];
	if ($m < $x) $m = $x;
}
echo $m;

Submission Info

Submission Time
Task B - Increment Decrement
User harumeki
Language PHP (5.6.30)
Score 200
Code Size 186 Byte
Status AC
Exec Time 19 ms
Memory 3576 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 2
AC × 8
Set Name Test Cases
Sample sample_01.txt, sample_02.txt
All subtask_1_alld_01.txt, subtask_1_alldmax_01.txt, subtask_1_alli_01.txt, subtask_1_allimax_01.txt, subtask_1_max_01.txt, subtask_1_max_02.txt, subtask_1_rand_01.txt, subtask_1_rand_02.txt
Case Name Status Exec Time Memory
sample_01.txt AC 19 ms 3576 KB
sample_02.txt AC 18 ms 3452 KB
subtask_1_alld_01.txt AC 18 ms 3452 KB
subtask_1_alldmax_01.txt AC 18 ms 3452 KB
subtask_1_alli_01.txt AC 18 ms 3452 KB
subtask_1_allimax_01.txt AC 18 ms 3452 KB
subtask_1_max_01.txt AC 18 ms 3452 KB
subtask_1_max_02.txt AC 18 ms 3452 KB
subtask_1_rand_01.txt AC 18 ms 3452 KB
subtask_1_rand_02.txt AC 18 ms 3452 KB