// // main.cpp // Suma2.0 // // Created by Andy Bachleda-Curuś on 09/12/2021. // #include <iostream> #include <algorithm> #include <vector> #include <climits> using namespace std; bool czy_p(int b, int e, int m, long long sum, vector <long long> v) { long long test = v[m - 1]; for(int i = 0; i < m - 1; i++) { if(v[i] < test) { test += v[i]; } } for(int i = m; i < v.size(); i++) { if(test > v[i]) { test += v[i]; } else{ break; } } if(test == sum) { return true; } else return false; } int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; cin >> n; vector <long long> v(n); long long sum = 0; for(int i = 0; i < n; i++) { cin >> v[i]; sum += v[i]; } if(n == 1) { cout << "T"; return 0; } int p = 0, e = n; vector <long long> v_copy = v; sort(v_copy.begin(), v_copy.end()); long long wyn = INT_MAX; int k = 0; while(k < v_copy.size()) { int m = (p + e) / 2; //if(e - 1 == p) // return p; long long test = v_copy[m]; bool czy = true; int it = m; while(v_copy[it] == v_copy[it + 1] && it < v_copy.size()) { it++; } for(int i = 0; i < it; i++) { if(v_copy[i] < test) { test += v_copy[i]; } else{ czy = false; } } if(czy == true) { for(int i = it + 1; i < v_copy.size(); i++) { if(test > v_copy[i]) { test += v_copy[i]; } else{ czy = false; break; } } } if(czy == true) { if(czy_p(p, e, m, sum, v_copy)) { e = m; } else{ wyn = v_copy[m]; break; } } else{ p = m; } k++; } for(int i = 0; i < n; i++) { if(v[i] >= wyn) { cout << "T"; } else { cout << "N"; } } cout << endl; 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 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | // // main.cpp // Suma2.0 // // Created by Andy Bachleda-Curuś on 09/12/2021. // #include <iostream> #include <algorithm> #include <vector> #include <climits> using namespace std; bool czy_p(int b, int e, int m, long long sum, vector <long long> v) { long long test = v[m - 1]; for(int i = 0; i < m - 1; i++) { if(v[i] < test) { test += v[i]; } } for(int i = m; i < v.size(); i++) { if(test > v[i]) { test += v[i]; } else{ break; } } if(test == sum) { return true; } else return false; } int main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; cin >> n; vector <long long> v(n); long long sum = 0; for(int i = 0; i < n; i++) { cin >> v[i]; sum += v[i]; } if(n == 1) { cout << "T"; return 0; } int p = 0, e = n; vector <long long> v_copy = v; sort(v_copy.begin(), v_copy.end()); long long wyn = INT_MAX; int k = 0; while(k < v_copy.size()) { int m = (p + e) / 2; //if(e - 1 == p) // return p; long long test = v_copy[m]; bool czy = true; int it = m; while(v_copy[it] == v_copy[it + 1] && it < v_copy.size()) { it++; } for(int i = 0; i < it; i++) { if(v_copy[i] < test) { test += v_copy[i]; } else{ czy = false; } } if(czy == true) { for(int i = it + 1; i < v_copy.size(); i++) { if(test > v_copy[i]) { test += v_copy[i]; } else{ czy = false; break; } } } if(czy == true) { if(czy_p(p, e, m, sum, v_copy)) { e = m; } else{ wyn = v_copy[m]; break; } } else{ p = m; } k++; } for(int i = 0; i < n; i++) { if(v[i] >= wyn) { cout << "T"; } else { cout << "N"; } } cout << endl; return 0; } |