#include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> #define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> using namespace __gnu_pbds; using namespace std; #define pb push_back #define st first #define nd second typedef long long ll; typedef long double ld; const ll I = 1000LL * 1000LL * 1000LL * 1000LL * 1000LL * 1000LL; const ll M = 1000LL * 1000LL * 1000LL + 7LL; const int N = 1000 * 1000 + 7; int l[N], r[N], tab[N]; int answer[N]; int Cnt(int a, int b, int n) { int ans; ans = (n + a) / 2; ans = (ans * 2) + b; return ans; } bool Chk(int a, int b, int n, int m) { int x, y; x = (n + a) / 2; y = (m + b) / 2; return (x == y); } void Solve() { int n; string s; cin >> n; cin >> s; s = "L" + s + "P"; for(int i = 0; i <= n + 1; ++i) if(s[i] == 'P') tab[i] = 1; for(int i = 1; i <= n; ++i) l[i] = Cnt(tab[i - 1], tab[i], l[i - 1]); for(int i = n; i >= 1; --i) r[i] = Cnt(tab[i + 1] ^ 1, tab[i] ^ 1, r[i + 1]); for(int i = n; i >= 1; --i) answer[i] = r[i]; for(int i = 0; i <= n; ++i) { answer[i] = l[i]; if(Chk(tab[i], tab[i + 1] ^ 1, l[i], r[i + 1])) break; } for(int i = 1; i <= n; ++i) cout << answer[i] << " "; cout << "\n"; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); //int t; cin >> t; //while(t--) Solve(); 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 | #include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> #define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> using namespace __gnu_pbds; using namespace std; #define pb push_back #define st first #define nd second typedef long long ll; typedef long double ld; const ll I = 1000LL * 1000LL * 1000LL * 1000LL * 1000LL * 1000LL; const ll M = 1000LL * 1000LL * 1000LL + 7LL; const int N = 1000 * 1000 + 7; int l[N], r[N], tab[N]; int answer[N]; int Cnt(int a, int b, int n) { int ans; ans = (n + a) / 2; ans = (ans * 2) + b; return ans; } bool Chk(int a, int b, int n, int m) { int x, y; x = (n + a) / 2; y = (m + b) / 2; return (x == y); } void Solve() { int n; string s; cin >> n; cin >> s; s = "L" + s + "P"; for(int i = 0; i <= n + 1; ++i) if(s[i] == 'P') tab[i] = 1; for(int i = 1; i <= n; ++i) l[i] = Cnt(tab[i - 1], tab[i], l[i - 1]); for(int i = n; i >= 1; --i) r[i] = Cnt(tab[i + 1] ^ 1, tab[i] ^ 1, r[i + 1]); for(int i = n; i >= 1; --i) answer[i] = r[i]; for(int i = 0; i <= n; ++i) { answer[i] = l[i]; if(Chk(tab[i], tab[i + 1] ^ 1, l[i], r[i + 1])) break; } for(int i = 1; i <= n; ++i) cout << answer[i] << " "; cout << "\n"; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); //int t; cin >> t; //while(t--) Solve(); return 0; } |