C1:
[codes=c]int sontcuoi=-1;
  for (int i=0;i<n;i++)
    if ktnt(a[i])==1)
      sontcuoi=a[i];
  return sontcuoi;
[/codes]
C2:
[codes=c]for (int i=0;i<n;i++)
  if ktnt(a[n-i])==1)
    return a[i];
  return -1;
[/codes]

Last modified on March 31st, 2021 at 1:16 am

10cth1 C