#include <algorithm> #include <array> #include <bitset> #include <cassert> #include <chrono> #include <cmath> #include <complex> #include <cstring> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <numeric> #include <queue> #include <random> #include <set> #include <vector> #include <climits> using namespace std; using ll = long long; using ul = unsigned long long; using db = long double; using pi = pair<int, int>; using vi = vector<int>; using vl = vector<ll>; using vpi = vector<pi>; #define mp make_pair #define pb push_back #define eb emplace_back #define x first #define y second template <class T> using V = vector<T>; template <class T, size_t SZ> using AR = array<T,SZ>; #define FOR(i,a,b) for (int i = (a); i < (b); ++i) #define F0R(i,a) FOR(i,0,a) #define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i) #define R0F(i,a) ROF(i,0,a) #define each(a,x) for (auto& a: x) #define sz(x) int((x).size()) #define all(x) (x).begin(), (x).end() #define rep(i,a,b) for(int i = (a); i < (b); i++) #define per(i,a,b) for(int i = (b) - 1; i >= (a); i--) #ifdef LOCAL template<class A, class B> auto& operator<<(auto &o, pair<A, B> p) { return o << '(' << p.x << ", " << p.y << ')'; } auto& operator<<(auto& o, auto a) { o << "{"; for (auto b : a) o << b << ", "; return o << "}"; } void dump(auto... x) { ((cerr << x << ", "), ...) << "\n"; } #define debug(x...) cerr << "[" #x "]: ", dump(x) #else #define debug(...) ; #endif template<class T> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; } template<class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; } template <class T> int lwb(V<T>& a, const T& b) { return int(lb(all(a),b)-bg(a)); } template <class T> int upb(V<T>& a, const T& b) { return int(ub(all(a),b)-bg(a)); } template <class T> void remDup(vector<T>& v) { // sort and remove duplicates sort(all(v)); v.erase(unique(all(v)),end(v)); } signed main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n; string s; cin >> n >> s; vi pref(n + 1), suff(n + 1); rep(i,0,n) pref[i + 1] = pref[i] + (s[i] == 'P'); per(i,0,n) suff[i] = suff[i + 1] + (s[i] == 'L'); vi res(n); rep(i,0,n) { auto mini = min(pref[i], suff[i + 1]); res[i] = 2 * mini; if (s[i] == 'L' && pref[i] > mini) res[i]++; else if (s[i] == 'P' && suff[i + 1] > mini) res[i]++; } rep(i,0,n) cout << res[i] << ' '; cout << '\n'; return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | #include <algorithm> #include <array> #include <bitset> #include <cassert> #include <chrono> #include <cmath> #include <complex> #include <cstring> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <numeric> #include <queue> #include <random> #include <set> #include <vector> #include <climits> using namespace std; using ll = long long; using ul = unsigned long long; using db = long double; using pi = pair<int, int>; using vi = vector<int>; using vl = vector<ll>; using vpi = vector<pi>; #define mp make_pair #define pb push_back #define eb emplace_back #define x first #define y second template <class T> using V = vector<T>; template <class T, size_t SZ> using AR = array<T,SZ>; #define FOR(i,a,b) for (int i = (a); i < (b); ++i) #define F0R(i,a) FOR(i,0,a) #define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i) #define R0F(i,a) ROF(i,0,a) #define each(a,x) for (auto& a: x) #define sz(x) int((x).size()) #define all(x) (x).begin(), (x).end() #define rep(i,a,b) for(int i = (a); i < (b); i++) #define per(i,a,b) for(int i = (b) - 1; i >= (a); i--) #ifdef LOCAL template<class A, class B> auto& operator<<(auto &o, pair<A, B> p) { return o << '(' << p.x << ", " << p.y << ')'; } auto& operator<<(auto& o, auto a) { o << "{"; for (auto b : a) o << b << ", "; return o << "}"; } void dump(auto... x) { ((cerr << x << ", "), ...) << "\n"; } #define debug(x...) cerr << "[" #x "]: ", dump(x) #else #define debug(...) ; #endif template<class T> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; } template<class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; } template <class T> int lwb(V<T>& a, const T& b) { return int(lb(all(a),b)-bg(a)); } template <class T> int upb(V<T>& a, const T& b) { return int(ub(all(a),b)-bg(a)); } template <class T> void remDup(vector<T>& v) { // sort and remove duplicates sort(all(v)); v.erase(unique(all(v)),end(v)); } signed main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n; string s; cin >> n >> s; vi pref(n + 1), suff(n + 1); rep(i,0,n) pref[i + 1] = pref[i] + (s[i] == 'P'); per(i,0,n) suff[i] = suff[i + 1] + (s[i] == 'L'); vi res(n); rep(i,0,n) { auto mini = min(pref[i], suff[i + 1]); res[i] = 2 * mini; if (s[i] == 'L' && pref[i] > mini) res[i]++; else if (s[i] == 'P' && suff[i + 1] > mini) res[i]++; } rep(i,0,n) cout << res[i] << ' '; cout << '\n'; return 0; } |