#include<iostream> #include<vector> void fill(std::vector<unsigned long long> &fibs, unsigned long long n) { fibs.emplace_back(0); fibs.emplace_back(1); while(fibs.back() < n) fibs.emplace_back(fibs.back() + fibs[fibs.size() - 2]); } bool product(const std::vector<unsigned long long> &fibs, unsigned long long n) { std::vector<unsigned long long>::const_iterator it = fibs.cbegin(); std::vector<unsigned long long>::const_iterator it2 = fibs.cend() - 1; while(it != it2) { unsigned long long r = *it * *it2; if(r < n) ++it; else if(r > n) --it2; else return true; } unsigned long long r = *it; return r * r == n; } int main() { std::ios_base::sync_with_stdio(false); unsigned t; std::cin >> t; while(t--) { unsigned long long n; std::cin >> n; std::vector<unsigned long long> fibs; fill(fibs, n); if(product(fibs, n)) std::cout << "TAK" << std::endl; else std::cout << "NIE" << std::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 | #include<iostream> #include<vector> void fill(std::vector<unsigned long long> &fibs, unsigned long long n) { fibs.emplace_back(0); fibs.emplace_back(1); while(fibs.back() < n) fibs.emplace_back(fibs.back() + fibs[fibs.size() - 2]); } bool product(const std::vector<unsigned long long> &fibs, unsigned long long n) { std::vector<unsigned long long>::const_iterator it = fibs.cbegin(); std::vector<unsigned long long>::const_iterator it2 = fibs.cend() - 1; while(it != it2) { unsigned long long r = *it * *it2; if(r < n) ++it; else if(r > n) --it2; else return true; } unsigned long long r = *it; return r * r == n; } int main() { std::ios_base::sync_with_stdio(false); unsigned t; std::cin >> t; while(t--) { unsigned long long n; std::cin >> n; std::vector<unsigned long long> fibs; fill(fibs, n); if(product(fibs, n)) std::cout << "TAK" << std::endl; else std::cout << "NIE" << std::endl; } return 0; } |