#include <bits/stdc++.h> using namespace std; typedef intmax_t I; constexpr I inf = 1e18; typedef pair<I, I> II; typedef double F; #define debug_printable(template_thingies, type, start, printer, stop) \ template <template_thingies> \ ostream &operator<<(ostream &o, const type &v) { \ for (auto i = (o << start, v.begin()); i != v.end(); ++i) \ (i != v.begin() && (o << ", ")), o << printer; \ return o << stop; \ } #define comma , debug_printable(typename T, vector<T>, "[", *i, "]"); debug_printable(typename T comma size_t N, array<T comma N>, "<", *i, ">"); debug_printable(typename T, set<T>, "{", *i, "}"); debug_printable(typename T comma typename U, map<T comma U>, "{", i->first << ": " << i->second, "}"); template <typename T, typename U> ostream &operator<<(ostream &o, pair<T, U> p) { return o << "(" << p.first << ", " << p.second << ")"; } int main() { ios_base::sync_with_stdio(false), cin.tie(nullptr); I n; cin >> n; vector<II> v(n); for (I i = 0; i < n; ++i) { cin >> v[i].first; v[i].second = i; } sort(v.begin(), v.end()); // cout << v << endl; vector<bool> r(n); // todo: n = 1 vector<I> p(n); p[0] = v[0].first; for (I i = 1; i < n; ++i) p[i] = p[i - 1] + v[i].first; for (I i = 0; i < n;) { if (v[0].first == v[i].first) { ++i; continue; } I j = i + 1; while (j < n && p[j - 1] > v[j].first) ++j; // cout << i << ": " << j << endl; if (j == n) { for (I k = i; k < j; ++k) r[v[k].second] = true; } i = j; } if (n == 1) r[0] = true; for (I i = 0; i < n; ++i) cout << (r[i] ? '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 | #include <bits/stdc++.h> using namespace std; typedef intmax_t I; constexpr I inf = 1e18; typedef pair<I, I> II; typedef double F; #define debug_printable(template_thingies, type, start, printer, stop) \ template <template_thingies> \ ostream &operator<<(ostream &o, const type &v) { \ for (auto i = (o << start, v.begin()); i != v.end(); ++i) \ (i != v.begin() && (o << ", ")), o << printer; \ return o << stop; \ } #define comma , debug_printable(typename T, vector<T>, "[", *i, "]"); debug_printable(typename T comma size_t N, array<T comma N>, "<", *i, ">"); debug_printable(typename T, set<T>, "{", *i, "}"); debug_printable(typename T comma typename U, map<T comma U>, "{", i->first << ": " << i->second, "}"); template <typename T, typename U> ostream &operator<<(ostream &o, pair<T, U> p) { return o << "(" << p.first << ", " << p.second << ")"; } int main() { ios_base::sync_with_stdio(false), cin.tie(nullptr); I n; cin >> n; vector<II> v(n); for (I i = 0; i < n; ++i) { cin >> v[i].first; v[i].second = i; } sort(v.begin(), v.end()); // cout << v << endl; vector<bool> r(n); // todo: n = 1 vector<I> p(n); p[0] = v[0].first; for (I i = 1; i < n; ++i) p[i] = p[i - 1] + v[i].first; for (I i = 0; i < n;) { if (v[0].first == v[i].first) { ++i; continue; } I j = i + 1; while (j < n && p[j - 1] > v[j].first) ++j; // cout << i << ": " << j << endl; if (j == n) { for (I k = i; k < j; ++k) r[v[k].second] = true; } i = j; } if (n == 1) r[0] = true; for (I i = 0; i < n; ++i) cout << (r[i] ? 'T' : 'N'); cout << "\n"; } |