cp/cses/introductory-problems/repetitions.cc
2025-02-26 12:02:28 -05:00

60 lines
1.2 KiB
C++

#include <bits/stdc++.h> // {{{
// https://codeforces.com/blog/entry/96344
#pragma GCC optimize("O2,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
template <typename T> constexpr T MIN = std::numeric_limits<T>::min();
template <typename T> constexpr T MAX = std::numeric_limits<T>::max();
template <typename T> [[nodiscard]] static T sc(auto &&x) {
return static_cast<T>(x);
}
template <typename T> [[nodiscard]] static T sz(auto &&x) {
return static_cast<T>(x.size());
}
using ll = long long;
using ld = long double;
template <typename T> using vec = std::vector<T>;
template <typename T, size_t N> using arr = std::array<T, N>;
#define ff first
#define ss second
#define eb emplace_back
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
// }}}
void solve() {
string s;
cin >> s;
ll streak = 0, ans = 0;
char last = ' ';
for (auto c : s) {
if (last == ' ' || last == c) {
++streak;
ans = max(ans, streak);
} else {
streak = 1;
}
last = c;
}
cout << ans << endl;
}
int main() { // {{{
cin.tie(nullptr)->sync_with_stdio(false);
solve();
return 0;
}
// }}}