Codeforces Round 898 | Video Solutions - A to H | by Raghav Goel | TLE Eliminators

[@TLE_Eliminators]

Please fill out the feedback form for today's PCD: forms.gle/HQ8PXj1QqLTPgLjY6

[@dhwanilvaidya9635]

explaination for H was very intuitive !!

[@KattamuriKowshiq1589]

Thank you for the explanations. What is the notepad you use for writing?

[@itzzRaghav]

Huion Pen tab, I don't remember the model number, it has X in its name and the number was 510 I guess

[@kowshiqkattamuri8977]

@@itzzRaghav I mean to ask about the note pad not the graphic tablet. Like do you use Microsoft note or something else?

[@itzzRaghav]

@@kowshiqkattamuri8977 Ya it is Microsoft's OneNote free version

[@kowshiqkattamuri8977]

@@itzzRaghav ok thanks

[@kaushiksen2190]

Thanks for the video

[@adityaaggarwal3535]

#include using namespace std; int main() { int t; cin >> t; int y = t; while (t--) { int cnt1 = 0; int cnt2 = 0; string s; cin >> s; string r = s; int n = s.length(); for (int i = n - 1; i >= 0; i--) { if (s[i] == 'B') { if (i >= 1 && s[i - 1] == 'A') { cnt1++; s[i] = 'C'; s[i - 1] = 'B'; } } } for (int i = 0; i < n; i++) { if (s[i] == 'B') { if (i = 1 && r[i - 1] == 'A') { cnt2++; r[i] = 'C'; r[i - 1] = 'B'; } } } cout