#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; } |
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