#include <bits/stdc++.h> #define QED return 0;} #define main() int main(){ #define ll long long using namespace std; ll n, a; ll t[500007]; ll t2[500007]; ll oo = 1e18 + 7; bool spr(ll x){ ll xx = t[x]; for(int i = 1; i <= n; i++){ if(xx > t[n]) return 1; if(i == x){ continue; } if(xx > t[i]){ xx += t[i]; } else return 0; if(xx > t[n]) return 1; } if(xx > t[n]) return 1; return 0; } ll bin(ll p, ll k){ ll s = 0; while(p < k){ s = (p + k) / 2; if(spr(s)) k = s; else p = s + 1; } return t[p]; } main() ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; for(int i = 1; i <= n; i++){ cin >> t[i]; t2[i] = t[i]; } sort(t + 1, t + n + 1); t[n + 1] = oo; a = bin(1, n + 1); for(int i = 1; i <= n; i++){ if(t2[i] >= a) cout << 'T'; else cout << 'N'; } QED
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 | #include <bits/stdc++.h> #define QED return 0;} #define main() int main(){ #define ll long long using namespace std; ll n, a; ll t[500007]; ll t2[500007]; ll oo = 1e18 + 7; bool spr(ll x){ ll xx = t[x]; for(int i = 1; i <= n; i++){ if(xx > t[n]) return 1; if(i == x){ continue; } if(xx > t[i]){ xx += t[i]; } else return 0; if(xx > t[n]) return 1; } if(xx > t[n]) return 1; return 0; } ll bin(ll p, ll k){ ll s = 0; while(p < k){ s = (p + k) / 2; if(spr(s)) k = s; else p = s + 1; } return t[p]; } main() ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; for(int i = 1; i <= n; i++){ cin >> t[i]; t2[i] = t[i]; } sort(t + 1, t + n + 1); t[n + 1] = oo; a = bin(1, n + 1); for(int i = 1; i <= n; i++){ if(t2[i] >= a) cout << 'T'; else cout << 'N'; } QED |