#include <bits/stdc++.h> using namespace std; using ll = long long; using pii = pair<int, int>; #define FR first #define SD second constexpr int MxN = 5e5+15; map<int, int> mp; map<int, bool> ans; int a[MxN]; ll p[MxN]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; for (int i=1; i<=n; i++) { cin >> a[i]; mp[a[i]]++; } vector<pii> v; v.push_back({0,0}); for (auto p : mp) v.push_back(p); int m = v.size(); if (m > 2) { for (int i=1; i<m; i++) p[i] = p[i-1] + (ll)v[i].FR * v[i].SD; ans[v[m-1].FR] = 1; for (int i=m-2; i>=1; i--) { ll tot = 0; ll add = p[i-1]; if (add > 0) tot = (ll)v[i].FR * v[i].SD + add; else tot = (ll)v[i].FR + add; if (tot > (ll)v[i+1].FR && ans[v[i+1].FR] == 1) ans[v[i].FR] = 1; } } for (int i=1; i<=n; i++) cout << (ans[a[i]] ? "T" : "N"); 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 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | #include <bits/stdc++.h> using namespace std; using ll = long long; using pii = pair<int, int>; #define FR first #define SD second constexpr int MxN = 5e5+15; map<int, int> mp; map<int, bool> ans; int a[MxN]; ll p[MxN]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; for (int i=1; i<=n; i++) { cin >> a[i]; mp[a[i]]++; } vector<pii> v; v.push_back({0,0}); for (auto p : mp) v.push_back(p); int m = v.size(); if (m > 2) { for (int i=1; i<m; i++) p[i] = p[i-1] + (ll)v[i].FR * v[i].SD; ans[v[m-1].FR] = 1; for (int i=m-2; i>=1; i--) { ll tot = 0; ll add = p[i-1]; if (add > 0) tot = (ll)v[i].FR * v[i].SD + add; else tot = (ll)v[i].FR + add; if (tot > (ll)v[i+1].FR && ans[v[i+1].FR] == 1) ans[v[i].FR] = 1; } } for (int i=1; i<=n; i++) cout << (ans[a[i]] ? "T" : "N"); cout << "\n"; return 0; } |