#include <iostream> #include <string> #include <algorithm> #include <vector> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n; string s; cin >> n >> s; s = '_' + s + '_'; vector<int> pref(n + 2); vector<int> suf(n + 2); for (int i = 1; i <= n; ++i) pref[i] = pref[i - 1] + (s[i] == 'P'); for (int i = n; i; --i) suf[i] = suf[i + 1] + (s[i] == 'L'); for (int i = 1; i <= n; ++i) { if (s[i] == 'L') { if (pref[i - 1] > suf[i + 1]) cout << 2 * suf[i + 1] + 1 << " "; else cout << 2 * pref[i - 1] << " "; } else { if (suf[i + 1] > pref[i - 1]) cout << 2 * pref[i - 1] + 1 << " "; else cout << 2 * suf[i + 1] << " "; } } }
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 | #include <iostream> #include <string> #include <algorithm> #include <vector> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n; string s; cin >> n >> s; s = '_' + s + '_'; vector<int> pref(n + 2); vector<int> suf(n + 2); for (int i = 1; i <= n; ++i) pref[i] = pref[i - 1] + (s[i] == 'P'); for (int i = n; i; --i) suf[i] = suf[i + 1] + (s[i] == 'L'); for (int i = 1; i <= n; ++i) { if (s[i] == 'L') { if (pref[i - 1] > suf[i + 1]) cout << 2 * suf[i + 1] + 1 << " "; else cout << 2 * pref[i - 1] << " "; } else { if (suf[i + 1] > pref[i - 1]) cout << 2 * pref[i - 1] + 1 << " "; else cout << 2 * suf[i + 1] << " "; } } } |