#include <bits/stdc++.h> #define cerr if(0) cout using namespace std; int n; bool ok(int x, vector <int>& v){ long long size = v[x]; int pos = 0; while(pos<n){ if(v[pos] != v[x]){ if(v[pos] < size){ size += v[pos]; cerr << "zjadamy rybke na pozycji: " << pos << ", akt suma: " << size << "\n"; }else{ cerr << "nie git\n"; return false; } }else x = n; pos++; } cerr << "git\n"; return true; } // 4 4 5 int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; vector <int> fish(n), sfish(n+1); for(int i = 0; i<n; ++i){ cin >> fish[i]; sfish[i] = fish[i]; } sort(sfish.begin(), sfish.begin()+n); sfish[n] = 1'000'000'003; int l = 0, p = n-1, s; while(l<p){ s = (l+p)/2; cerr << s << "\n"; if(ok(s, sfish)) p = s; else l = s+1; cerr << "\n"; } if(l == n-1){ if(!ok(l, sfish)) l++; } cerr << "l: " << l << "\n"; for(auto& i: fish){ if(i >= sfish[l]) cout << "T"; else cout << "N"; } 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 62 63 64 65 66 67 | #include <bits/stdc++.h> #define cerr if(0) cout using namespace std; int n; bool ok(int x, vector <int>& v){ long long size = v[x]; int pos = 0; while(pos<n){ if(v[pos] != v[x]){ if(v[pos] < size){ size += v[pos]; cerr << "zjadamy rybke na pozycji: " << pos << ", akt suma: " << size << "\n"; }else{ cerr << "nie git\n"; return false; } }else x = n; pos++; } cerr << "git\n"; return true; } // 4 4 5 int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> n; vector <int> fish(n), sfish(n+1); for(int i = 0; i<n; ++i){ cin >> fish[i]; sfish[i] = fish[i]; } sort(sfish.begin(), sfish.begin()+n); sfish[n] = 1'000'000'003; int l = 0, p = n-1, s; while(l<p){ s = (l+p)/2; cerr << s << "\n"; if(ok(s, sfish)) p = s; else l = s+1; cerr << "\n"; } if(l == n-1){ if(!ok(l, sfish)) l++; } cerr << "l: " << l << "\n"; for(auto& i: fish){ if(i >= sfish[l]) cout << "T"; else cout << "N"; } cout << "\n"; } |