#include <bits/stdc++.h> using namespace std; #define boost \ ios_base::sync_with_stdio(0); \ cin.tie(0); \ cout.tie(0) bool can_solve(vector<int> &v, int pos) { long long int sum = v[pos]; for (int i = 0; i < v.size(); ++i) { if (i == pos) continue; if (v[i] >= sum) return false; sum += v[i]; } return true; } int main() { boost; int n; cin >> n; vector<int> a(n); for (int i = 0; i < n; ++i) cin >> a[i]; vector<int> sorted(a); sort(sorted.begin(), sorted.end()); int l = 0, r = n - 1; if (!can_solve(sorted, n - 1)) { l = r = n; } while (l < r) { int mid = (l + r) / 2; if (can_solve(sorted, mid)) r = mid; else l = mid + 1; } int thresh = l < n ? sorted[l] : INT_MAX; for (int i = 0; i < n; ++i) cout << (a[i] >= thresh ? '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 | #include <bits/stdc++.h> using namespace std; #define boost \ ios_base::sync_with_stdio(0); \ cin.tie(0); \ cout.tie(0) bool can_solve(vector<int> &v, int pos) { long long int sum = v[pos]; for (int i = 0; i < v.size(); ++i) { if (i == pos) continue; if (v[i] >= sum) return false; sum += v[i]; } return true; } int main() { boost; int n; cin >> n; vector<int> a(n); for (int i = 0; i < n; ++i) cin >> a[i]; vector<int> sorted(a); sort(sorted.begin(), sorted.end()); int l = 0, r = n - 1; if (!can_solve(sorted, n - 1)) { l = r = n; } while (l < r) { int mid = (l + r) / 2; if (can_solve(sorted, mid)) r = mid; else l = mid + 1; } int thresh = l < n ? sorted[l] : INT_MAX; for (int i = 0; i < n; ++i) cout << (a[i] >= thresh ? 'T' : 'N'); cout << '\n'; return 0; } |