#include <bits/stdc++.h> #define PB push_back #define ST first #define ND second //#pragma GCC optimize ("O3") //#pragma GCC target("tune=native") //mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); //#include <ext/pb_ds/assoc_container.hpp> //#include <ext/pb_ds/tree_policy.hpp> //using namespace __gnu_pbds; //typedef tree<int, null_type, less_equal<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set; using namespace std; using ll = long long; using pi = pair<int, int>; using vi = vector<int>; const int nax = 500 * 1000 + 10; int n; pi a[nax]; bool ans[nax]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cin >> n; for(int i = 0; i < n; ++i) { cin >> a[i].ST; a[i].ND = i; } sort(a, a + n); int low = 0, high = n - 1, mid; while(low <= high) { mid = (low + high) / 2; ll cur = a[mid].ST; bool ok = true; for(int i = 0; i < n; ++i) { if(i == mid) continue; if(a[i].ST >= cur) { ok = false; break; } cur += a[i].ST; } if(ok) { high = mid - 1; } else { low = mid + 1; } } high++; for(int i = high; i < n; ++i) { ans[a[i].ND] = true; } for(int i = 0; i < n; ++i) { if(ans[i]) cout << "T"; else 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 | #include <bits/stdc++.h> #define PB push_back #define ST first #define ND second //#pragma GCC optimize ("O3") //#pragma GCC target("tune=native") //mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); //#include <ext/pb_ds/assoc_container.hpp> //#include <ext/pb_ds/tree_policy.hpp> //using namespace __gnu_pbds; //typedef tree<int, null_type, less_equal<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set; using namespace std; using ll = long long; using pi = pair<int, int>; using vi = vector<int>; const int nax = 500 * 1000 + 10; int n; pi a[nax]; bool ans[nax]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cin >> n; for(int i = 0; i < n; ++i) { cin >> a[i].ST; a[i].ND = i; } sort(a, a + n); int low = 0, high = n - 1, mid; while(low <= high) { mid = (low + high) / 2; ll cur = a[mid].ST; bool ok = true; for(int i = 0; i < n; ++i) { if(i == mid) continue; if(a[i].ST >= cur) { ok = false; break; } cur += a[i].ST; } if(ok) { high = mid - 1; } else { low = mid + 1; } } high++; for(int i = high; i < n; ++i) { ans[a[i].ND] = true; } for(int i = 0; i < n; ++i) { if(ans[i]) cout << "T"; else cout << "N"; } } |