#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll,ll> pll; int main(){ cin.tie(0); ios::sync_with_stdio(false); int q; cin >> q; while(q--){ vector<pll> x; vector<pll> y; int n; cin >> n; ll sa = 0; ll sb = 0; ll l, a, b; for(int i = 0; i < n;i++){ cin >> l >> a >> b; y.push_back({b,l}); x.push_back({a,l}); sa+=l*a; sb+=l*b; } if(sa!=sb){ cout << "NIE\n"; continue; } sort(x.begin(), x.end()); sort(y.begin(), y.end()); if(y[n-1]>x[n-1] || y[0]<x[0]){ cout << "NIE\n"; continue; } int ido = x.size()-1; int idt = y.size()-1; ll sp = 0; ll lt = 0; bool odp = false; while(ido>=0 || idt>=0){ //cout << ido << " " << x[ido].first << " " << idt << " " << y[idt].first << " " << lt << " " << sp << endl; if(idt<0){ sp+=x[ido].first*x[ido].second; lt+=x[ido].second; ido--; continue; } if(ido<0){ if(lt>= y[idt].second && sp >= y[idt].second*y[idt].first){ sp-= y[idt].second*y[idt].first; lt-= y[idt].second; idt--; continue; } cout << "NIE\n"; odp=true; break; } if(x[ido].first>=y[idt].first){ sp+=x[ido].first*x[ido].second; lt+=x[ido].second; ido--; } else{ if((lt <= 0 && sp <= 0) || (lt>=y[idt].second && sp<y[idt].second*y[idt].first)){ cout << "NIE\n"; odp=true; break; } if(lt>= y[idt].second && sp >= y[idt].second*y[idt].first){ lt-=y[idt].second; sp-=y[idt].second*y[idt].first; idt--; } else{ sp+=x[ido].first*x[ido].second; lt+=x[ido].second; ido--; } } } if(odp==false) cout << "TAK\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 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll,ll> pll; int main(){ cin.tie(0); ios::sync_with_stdio(false); int q; cin >> q; while(q--){ vector<pll> x; vector<pll> y; int n; cin >> n; ll sa = 0; ll sb = 0; ll l, a, b; for(int i = 0; i < n;i++){ cin >> l >> a >> b; y.push_back({b,l}); x.push_back({a,l}); sa+=l*a; sb+=l*b; } if(sa!=sb){ cout << "NIE\n"; continue; } sort(x.begin(), x.end()); sort(y.begin(), y.end()); if(y[n-1]>x[n-1] || y[0]<x[0]){ cout << "NIE\n"; continue; } int ido = x.size()-1; int idt = y.size()-1; ll sp = 0; ll lt = 0; bool odp = false; while(ido>=0 || idt>=0){ //cout << ido << " " << x[ido].first << " " << idt << " " << y[idt].first << " " << lt << " " << sp << endl; if(idt<0){ sp+=x[ido].first*x[ido].second; lt+=x[ido].second; ido--; continue; } if(ido<0){ if(lt>= y[idt].second && sp >= y[idt].second*y[idt].first){ sp-= y[idt].second*y[idt].first; lt-= y[idt].second; idt--; continue; } cout << "NIE\n"; odp=true; break; } if(x[ido].first>=y[idt].first){ sp+=x[ido].first*x[ido].second; lt+=x[ido].second; ido--; } else{ if((lt <= 0 && sp <= 0) || (lt>=y[idt].second && sp<y[idt].second*y[idt].first)){ cout << "NIE\n"; odp=true; break; } if(lt>= y[idt].second && sp >= y[idt].second*y[idt].first){ lt-=y[idt].second; sp-=y[idt].second*y[idt].first; idt--; } else{ sp+=x[ido].first*x[ido].second; lt+=x[ido].second; ido--; } } } if(odp==false) cout << "TAK\n"; } } |