Submission #1092455

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Source Code Expand

<?php
error_reporting(0);
$stdin = file_get_contents('php://stdin');
$line = explode("\n",$stdin);
$fi = 0;
$cnt = 0;
$list = array();
$key = new stdclass();
foreach($line as $l) {
  if (strlen($l)==0) continue;
  if ($fi == 0) {
    $a = explode(" ",$l);
    $key->A = $a;
    $fi++;
    continue;
  }
  if ($fi > 0) {
    $a = explode(" ",$l);
    $key->X[] = $a;
  }
}
$odd=0;
foreach($key->X[0] as $r) {
  if (($r % 2)==0) {
    $odd++;
  }
}
if ($key->A[0]==2) {
  switch($odd) {
    case 1:
      printf("NO\n");
      break;
    default:
      printf("YES\n");
  }
  exit;
}
if (($odd % 2)!=0) {
  printf("YES\n");
}
else {
  printf("NO\n");
}

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