#include <bits/stdc++.h> using namespace std; const int MAX = 3e5+7; int pref[MAX]; //ile P na prefie int suf[MAX]; //ile L na sufie int main(void) { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; string s; cin >> n >> s; pref[0] = (s[0]=='P'); for (int i = 1; i < n; i++) pref[i] = pref[i-1] + (s[i]=='P'); suf[n-1] = (s[n-1]=='L'); for (int i = n-2; i >= 0; i--) suf[i] = suf[i+1] + (s[i]=='L'); int poczatekP = n - pref[n-1]; for (int i = 0; i < n; i++) { int x = min(pref[i], suf[i]); bool L0 = (s[i]=='L'); bool L1 = (i < poczatekP); int koszt = (L0 == L1); cout << 2*x-1 + koszt << ' '; } 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 | #include <bits/stdc++.h> using namespace std; const int MAX = 3e5+7; int pref[MAX]; //ile P na prefie int suf[MAX]; //ile L na sufie int main(void) { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; string s; cin >> n >> s; pref[0] = (s[0]=='P'); for (int i = 1; i < n; i++) pref[i] = pref[i-1] + (s[i]=='P'); suf[n-1] = (s[n-1]=='L'); for (int i = n-2; i >= 0; i--) suf[i] = suf[i+1] + (s[i]=='L'); int poczatekP = n - pref[n-1]; for (int i = 0; i < n; i++) { int x = min(pref[i], suf[i]); bool L0 = (s[i]=='L'); bool L1 = (i < poczatekP); int koszt = (L0 == L1); cout << 2*x-1 + koszt << ' '; } cout << '\n'; return 0; } |