#include <cstdio> #include <vector> #include <algorithm> using namespace std; struct catfish { unsigned index, mass; unsigned long long mass2; }; bool compare(const catfish a, const catfish b) { return a.mass < b.mass; } int main() { unsigned n; scanf("%u", &n); vector<catfish> v(n); for (unsigned i = 0; i < n; ++i) { v[i].index = i; scanf(" %u", &v[i].mass); } sort(v.begin(), v.end(), compare); unsigned long long s = v[0].mass2; for (unsigned i = 0; i < n; ++i) { s += v[i].mass; if (v[i].mass == v[0].mass) v[i].mass2 = v[0].mass; else v[i].mass2 = s; } vector<bool> r(n); if (v[0].mass != v[n - 1].mass) r[v[n - 1].index] = true; for (int i = n - 2; i >= 0; --i) if (r[v[i + 1].index] && v[i].mass2 > v[i + 1].mass) r[v[i].index] = true; for (vector<bool>::reference c : r) { if (c) printf("T"); else printf("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 | #include <cstdio> #include <vector> #include <algorithm> using namespace std; struct catfish { unsigned index, mass; unsigned long long mass2; }; bool compare(const catfish a, const catfish b) { return a.mass < b.mass; } int main() { unsigned n; scanf("%u", &n); vector<catfish> v(n); for (unsigned i = 0; i < n; ++i) { v[i].index = i; scanf(" %u", &v[i].mass); } sort(v.begin(), v.end(), compare); unsigned long long s = v[0].mass2; for (unsigned i = 0; i < n; ++i) { s += v[i].mass; if (v[i].mass == v[0].mass) v[i].mass2 = v[0].mass; else v[i].mass2 = s; } vector<bool> r(n); if (v[0].mass != v[n - 1].mass) r[v[n - 1].index] = true; for (int i = n - 2; i >= 0; --i) if (r[v[i + 1].index] && v[i].mass2 > v[i + 1].mass) r[v[i].index] = true; for (vector<bool>::reference c : r) { if (c) printf("T"); else printf("N"); } return 0; } |