#include <iostream> #include <algorithm> #include <cstring> using namespace std; const int N = 1e6 + 7; int tab[N]; int meh[N]; bool go(int a, int b, int n) { while (true) { tab[a]--; if (tab[a - 1] != 0 && (tab[a - 1] == tab[a - 2] + tab[a])) { a--; } else if (tab[a + 1] != 0 && (tab[a + 1] == tab[a + 2] + tab[a])) { a++; } else if (tab[a - 1] != 0) { a--; } else if (tab[a + 1] != 0) { a++; } else { if (b != -1 && a != b) return false; for (int i = 1; i <= n; i++) { if (tab[i] != 0) return false; } return true; } } } bool f() { int n; cin >> n; for (int i = 1; i <= n; i++) { cin >> tab[i]; } tab[n + 1] = 0; int a = -1, b = -1; for (int i = 1; i <= n; i++) { if (tab[i] == 0) continue; if (tab[i] > tab[i - 1] + tab[i + 1] + 1) { return false; } if (tab[i] == tab[i - 1] + tab[i + 1] + 1) { a = i; b = i; break; } if (tab[i] == tab[i - 1] + tab[i + 1]) { if (a == -1) { a = i; } else { b = i; break; } } } if (a != -1) { return go(a, b, n); } memcpy(meh, tab, N * sizeof(int)); for (int i = 1; i <= n; i++) { memcpy(tab, meh, N * sizeof(int)); if (go(i, -1, n)) return true; } return false; } bool odp[10077695 + 7]; int main() { int t; cin >> t; for (int i = 1; i <= t; i++) { cout << (f() ? "TAK" : "NIE") << 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 | #include <iostream> #include <algorithm> #include <cstring> using namespace std; const int N = 1e6 + 7; int tab[N]; int meh[N]; bool go(int a, int b, int n) { while (true) { tab[a]--; if (tab[a - 1] != 0 && (tab[a - 1] == tab[a - 2] + tab[a])) { a--; } else if (tab[a + 1] != 0 && (tab[a + 1] == tab[a + 2] + tab[a])) { a++; } else if (tab[a - 1] != 0) { a--; } else if (tab[a + 1] != 0) { a++; } else { if (b != -1 && a != b) return false; for (int i = 1; i <= n; i++) { if (tab[i] != 0) return false; } return true; } } } bool f() { int n; cin >> n; for (int i = 1; i <= n; i++) { cin >> tab[i]; } tab[n + 1] = 0; int a = -1, b = -1; for (int i = 1; i <= n; i++) { if (tab[i] == 0) continue; if (tab[i] > tab[i - 1] + tab[i + 1] + 1) { return false; } if (tab[i] == tab[i - 1] + tab[i + 1] + 1) { a = i; b = i; break; } if (tab[i] == tab[i - 1] + tab[i + 1]) { if (a == -1) { a = i; } else { b = i; break; } } } if (a != -1) { return go(a, b, n); } memcpy(meh, tab, N * sizeof(int)); for (int i = 1; i <= n; i++) { memcpy(tab, meh, N * sizeof(int)); if (go(i, -1, n)) return true; } return false; } bool odp[10077695 + 7]; int main() { int t; cin >> t; for (int i = 1; i <= t; i++) { cout << (f() ? "TAK" : "NIE") << endl; } return 0; } |