#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
typedef long long ll;
struct ryba
{
int w, nr;
};
bool por(ryba a, ryba b)
{
if (a.w < b.w)
return true;
if (a.w > b.w)
return false;
return a.nr < b.nr;
}
bool Ok(vector<ryba>& a, int k)
{
vector<int> r;
for (int i = 0; i < a.size(); ++i)
if (i != k)
r.push_back(a[i].w);
ll suma = a[k].w;
int i = 0;
while (i < r.size() && r[i] < suma)
{
suma += r[i];
++i;
}
return i == r.size();
}
int main()
{
ios_base::sync_with_stdio(0);
int n;
cin >> n;
vector<ryba> a(n);
for (int i = 0; i < n; ++i)
{
cin >> a[i].w;
a[i].nr = i;
}
sort(a.begin(), a.end(), por);
int l = 0, p = n - 1, s, r = -1;
while (l <= p)
{
s = (l + p) / 2;
if (Ok(a, s))
{
r = s;
p = s - 1;
}
else
l = s + 1;
}
string odp(n, 'N');
if (r != -1)
for (int i = r; i < n; ++i)
odp[a[i].nr] = 'T';
cout << odp;
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 60 61 62 63 64 65 66 67 68 69 | #include <iostream> #include <vector> #include <algorithm> using namespace std; typedef long long ll; struct ryba { int w, nr; }; bool por(ryba a, ryba b) { if (a.w < b.w) return true; if (a.w > b.w) return false; return a.nr < b.nr; } bool Ok(vector<ryba>& a, int k) { vector<int> r; for (int i = 0; i < a.size(); ++i) if (i != k) r.push_back(a[i].w); ll suma = a[k].w; int i = 0; while (i < r.size() && r[i] < suma) { suma += r[i]; ++i; } return i == r.size(); } int main() { ios_base::sync_with_stdio(0); int n; cin >> n; vector<ryba> a(n); for (int i = 0; i < n; ++i) { cin >> a[i].w; a[i].nr = i; } sort(a.begin(), a.end(), por); int l = 0, p = n - 1, s, r = -1; while (l <= p) { s = (l + p) / 2; if (Ok(a, s)) { r = s; p = s - 1; } else l = s + 1; } string odp(n, 'N'); if (r != -1) for (int i = r; i < n; ++i) odp[a[i].nr] = 'T'; cout << odp; return 0; } |
English