#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef long double ld; typedef pair<int, int> PII; typedef pair<ll, ll> PLL; typedef pair<ld, ld> PLD; typedef vector<int> VI; typedef vector<ll> VL; typedef vector<PII> VII; typedef vector<VI> VVI; typedef vector<VL> VVL; typedef vector<VII> VVII; typedef vector<PLL> VLL; typedef vector<VLL> VVLL; typedef vector<VI> VVI; typedef vector<VL> VVL; typedef vector<bool> VB; typedef map<int, int> MII; typedef unordered_map<int, int> UMII; typedef map<ll, ll> MLL; typedef unordered_map<ll, ll> UMLL; template <class T, class G> ostream &operator<<(ostream &os, const pair<T, G> ¶) { os << para.first << " " << para.second; return os; } template <class T> ostream &operator<<(ostream &os, const vector<T> &vec) { for (const T &el : vec) os << el << " "; return os; } template <class T> ostream &operator<<(ostream &os, const set<T> &vec) { for (const T &el : vec) os << el << " "; return os; } #define REP(i, j) for (int i = 0; i < j; i++) #define REP1(i, j) for (int i = 1; i < j; i++) #define FOREACH(el, n) for (auto &el : n) #define LAST(x) (x[(int)x.size() - 1]) #define pb push_back #define pf push_front #define st first #define nd second #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define sp ' ' #define ent '\n' int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); int t = 1; // cin >> t; while (t--) { int n; cin >> n; VL v; VL v2; UMLL cnt; UMLL sum_smaller; unordered_map<ll, char> is_ok; REP(i, n) { ll a; cin >> a; cnt[a]++; v.pb(a); v2.pb(a); } sort(all(v2)); ll sum = 0; REP(i, n) { if (i == 0 || v2[i - 1] == v2[i]) { sum += v2[i]; continue; } sum_smaller[v2[i]] += sum; sum += v2[i]; } v2.erase(unique(all(v2)), v2.end()); n = v2.size(); for (int i = n - 1; i >= 0; i--) { if (i == n - 1) { if (cnt[v2[i]] > 1 && sum_smaller[v2[i]] == 0) { is_ok[v2[i]] = 'N'; } else { is_ok[v2[i]] = 'T'; } continue; } if (is_ok[v2[i + 1]] == 'N') { is_ok[v2[i]] = 'N'; continue; } ll weight = v2[i] + sum_smaller[v2[i]]; if (weight > v2[i]) { weight += (cnt[v2[i]] - 1) * v2[i]; } if (weight > v2[i + 1]) { is_ok[v2[i]] = 'T'; } else { is_ok[v2[i]] = 'N'; } } string temp = ""; FOREACH(el, v) { temp += is_ok[el]; } cout << temp << ent; } 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 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef long double ld; typedef pair<int, int> PII; typedef pair<ll, ll> PLL; typedef pair<ld, ld> PLD; typedef vector<int> VI; typedef vector<ll> VL; typedef vector<PII> VII; typedef vector<VI> VVI; typedef vector<VL> VVL; typedef vector<VII> VVII; typedef vector<PLL> VLL; typedef vector<VLL> VVLL; typedef vector<VI> VVI; typedef vector<VL> VVL; typedef vector<bool> VB; typedef map<int, int> MII; typedef unordered_map<int, int> UMII; typedef map<ll, ll> MLL; typedef unordered_map<ll, ll> UMLL; template <class T, class G> ostream &operator<<(ostream &os, const pair<T, G> ¶) { os << para.first << " " << para.second; return os; } template <class T> ostream &operator<<(ostream &os, const vector<T> &vec) { for (const T &el : vec) os << el << " "; return os; } template <class T> ostream &operator<<(ostream &os, const set<T> &vec) { for (const T &el : vec) os << el << " "; return os; } #define REP(i, j) for (int i = 0; i < j; i++) #define REP1(i, j) for (int i = 1; i < j; i++) #define FOREACH(el, n) for (auto &el : n) #define LAST(x) (x[(int)x.size() - 1]) #define pb push_back #define pf push_front #define st first #define nd second #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define sp ' ' #define ent '\n' int main() { ios_base::sync_with_stdio(0); cin.tie(NULL); int t = 1; // cin >> t; while (t--) { int n; cin >> n; VL v; VL v2; UMLL cnt; UMLL sum_smaller; unordered_map<ll, char> is_ok; REP(i, n) { ll a; cin >> a; cnt[a]++; v.pb(a); v2.pb(a); } sort(all(v2)); ll sum = 0; REP(i, n) { if (i == 0 || v2[i - 1] == v2[i]) { sum += v2[i]; continue; } sum_smaller[v2[i]] += sum; sum += v2[i]; } v2.erase(unique(all(v2)), v2.end()); n = v2.size(); for (int i = n - 1; i >= 0; i--) { if (i == n - 1) { if (cnt[v2[i]] > 1 && sum_smaller[v2[i]] == 0) { is_ok[v2[i]] = 'N'; } else { is_ok[v2[i]] = 'T'; } continue; } if (is_ok[v2[i + 1]] == 'N') { is_ok[v2[i]] = 'N'; continue; } ll weight = v2[i] + sum_smaller[v2[i]]; if (weight > v2[i]) { weight += (cnt[v2[i]] - 1) * v2[i]; } if (weight > v2[i + 1]) { is_ok[v2[i]] = 'T'; } else { is_ok[v2[i]] = 'N'; } } string temp = ""; FOREACH(el, v) { temp += is_ok[el]; } cout << temp << ent; } return 0; } |