#include <bits/stdc++.h> #ifdef dbg #define D(...) fprintf(stderr, __VA_ARGS__) #define DD(...) D("[Debug] "#__VA_ARGS__ " = "), \ debug_helper::debug(__VA_ARGS__), D("\n") #include "C:\Users\wsyear\Desktop\OI\templates\debug.hpp" #else #define D(...) ((void)0) #define DD(...) ((void)0) #endif #define rep(i, j, k) for (int i = (j); i <= (k); ++i) #define per(i, j, k) for (int i = (j); i >= (k); --i) #define SZ(v) int((v).size()) #define ALL(v) (v).begin(),(v).end() #define fi first #define se second using ll = long long; using pii = std::pair<int, int>; using pll = std::pair<ll, ll>; template<class T> void chkmn(T &x, T y) { if (y < x) x = y; } template<class T> void chkmx(T &x, T y) { if (y > x) x = y; } using namespace std; const int maxn = 300010; int n, L[maxn], R[maxn]; string s; int main() { cin.tie(nullptr) -> ios::sync_with_stdio(false); cin >> n >> s, s = "#" + s; rep (i, 1, n) { L[i] = L[i - 1], R[i] = R[i - 1]; if (s[i] == 'L') L[i]++; else R[i]++; } rep (i, 1, n) { int pr = R[i - 1], sl = L[n] - L[i]; if (s[i] == 'P') { if (pr == sl) cout << pr + sl << ' '; else if (pr < sl) cout << 2 * pr + 1 << ' '; else cout << 2 * sl << ' '; } else { if (pr == sl) cout << pr + sl << ' '; else if (sl < pr) cout << 2 * sl + 1 << ' '; else cout << 2 * pr << ' '; } } cout << '\n'; }
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 | #include <bits/stdc++.h> #ifdef dbg #define D(...) fprintf(stderr, __VA_ARGS__) #define DD(...) D("[Debug] "#__VA_ARGS__ " = "), \ debug_helper::debug(__VA_ARGS__), D("\n") #include "C:\Users\wsyear\Desktop\OI\templates\debug.hpp" #else #define D(...) ((void)0) #define DD(...) ((void)0) #endif #define rep(i, j, k) for (int i = (j); i <= (k); ++i) #define per(i, j, k) for (int i = (j); i >= (k); --i) #define SZ(v) int((v).size()) #define ALL(v) (v).begin(),(v).end() #define fi first #define se second using ll = long long; using pii = std::pair<int, int>; using pll = std::pair<ll, ll>; template<class T> void chkmn(T &x, T y) { if (y < x) x = y; } template<class T> void chkmx(T &x, T y) { if (y > x) x = y; } using namespace std; const int maxn = 300010; int n, L[maxn], R[maxn]; string s; int main() { cin.tie(nullptr) -> ios::sync_with_stdio(false); cin >> n >> s, s = "#" + s; rep (i, 1, n) { L[i] = L[i - 1], R[i] = R[i - 1]; if (s[i] == 'L') L[i]++; else R[i]++; } rep (i, 1, n) { int pr = R[i - 1], sl = L[n] - L[i]; if (s[i] == 'P') { if (pr == sl) cout << pr + sl << ' '; else if (pr < sl) cout << 2 * pr + 1 << ' '; else cout << 2 * sl << ' '; } else { if (pr == sl) cout << pr + sl << ' '; else if (sl < pr) cout << 2 * sl + 1 << ' '; else cout << 2 * pr << ' '; } } cout << '\n'; } |