問題：B - Hina Arare #include <iostream> using namespace std; #define REP(i, n) for (int i = 0; i < (n); ++i) int main(void) { int n; char s; bool four_flg = false; cin.tie(0); ios::sync_with_stdio(false); cin >> n; REP(i, n) { cin >> s; if (s == 'Y</iostream>…