#include <bits/stdc++.h> using namespace std; using ll = long long; int n; int t[500005], stare[500005]; ll pref[500005]; vector<int> ord; bool comp(int a, int b) { return t[a] < t[b]; } ll sum(int a, int b) { return pref[b] - pref[a - 1]; } bool check(int x) { ll masa = t[x]; for (int i = 1; i <= n; i++) { if (i == x) continue; if (t[i] >= masa) return false; masa += t[i]; } return true; } int32_t main() { ios_base::sync_with_stdio(0); cin >> n; for (int i = 1; i <= n; i++) { cin >> t[i]; stare[i] = t[i]; } sort(t + 1, t + n + 1); if (!check(n)) { for (int i = 1; i <= n; i++) cout << "N"; cout << "\n"; return 0; } if (check(1)) { for (int i = 1; i <= n; i++) cout << "T"; cout << "\n"; return 0; } int lo = 1, hi = n; while (lo < hi) { int mid = (lo + hi) >> 1; if (check(mid)) hi = mid; else lo = mid + 1; } for (int i = 1; i <= n; i++) { cout << (stare[i] >= t[lo] ? "T" : "N"); } 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 53 54 55 56 57 58 59 60 61 62 63 64 | #include <bits/stdc++.h> using namespace std; using ll = long long; int n; int t[500005], stare[500005]; ll pref[500005]; vector<int> ord; bool comp(int a, int b) { return t[a] < t[b]; } ll sum(int a, int b) { return pref[b] - pref[a - 1]; } bool check(int x) { ll masa = t[x]; for (int i = 1; i <= n; i++) { if (i == x) continue; if (t[i] >= masa) return false; masa += t[i]; } return true; } int32_t main() { ios_base::sync_with_stdio(0); cin >> n; for (int i = 1; i <= n; i++) { cin >> t[i]; stare[i] = t[i]; } sort(t + 1, t + n + 1); if (!check(n)) { for (int i = 1; i <= n; i++) cout << "N"; cout << "\n"; return 0; } if (check(1)) { for (int i = 1; i <= n; i++) cout << "T"; cout << "\n"; return 0; } int lo = 1, hi = n; while (lo < hi) { int mid = (lo + hi) >> 1; if (check(mid)) hi = mid; else lo = mid + 1; } for (int i = 1; i <= n; i++) { cout << (stare[i] >= t[lo] ? "T" : "N"); } cout << "\n"; } |