#include <iostream> #include <cstdio> #include <vector> using namespace std; const int MX = 1000010; int T[MX]; int D[2][3]; int go() { int n; scanf("%d", &n); T[n+1]=0; for (int i=1; i<=n; i++) { scanf("%d",&T[i]); } for (int i = 1; i <= n; i++) { int nb = T[i-1] + T[i+1]; if (T[i] > nb + 1) { cout << "NIE" << endl; return 0; } if (T[i] == nb + 1) { for (int j = 1; j <=n; j++) { if (j != i-1 && j != i && j != i + 1) { if (T[j] > 0) { cout << "NIE" << endl; return 0; } } } cout << "TAK" << endl; return 0; } if (T[i] == nb) { bool ok1 = true, ok2 = true; for (int j = 1; j < i - 1; j++) ok1 &= (T[i] == 0); for (int j = i + 2; j <= n; j++) ok2 &= (T[i] == 0); if (!ok1 && !ok2) { cout << "NIE" << endl; return 0; } } } long long res = 0; for (int i = 1; i <= n; i++) { if (i % 2) res += T[i]; else res -= T[i]; } cout << (abs(res) <= 1 ? "TAK" : "NIE") << endl; return 0; } int main() { int t; scanf("%d", &t); while (t--) { go(); } 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 | #include <iostream> #include <cstdio> #include <vector> using namespace std; const int MX = 1000010; int T[MX]; int D[2][3]; int go() { int n; scanf("%d", &n); T[n+1]=0; for (int i=1; i<=n; i++) { scanf("%d",&T[i]); } for (int i = 1; i <= n; i++) { int nb = T[i-1] + T[i+1]; if (T[i] > nb + 1) { cout << "NIE" << endl; return 0; } if (T[i] == nb + 1) { for (int j = 1; j <=n; j++) { if (j != i-1 && j != i && j != i + 1) { if (T[j] > 0) { cout << "NIE" << endl; return 0; } } } cout << "TAK" << endl; return 0; } if (T[i] == nb) { bool ok1 = true, ok2 = true; for (int j = 1; j < i - 1; j++) ok1 &= (T[i] == 0); for (int j = i + 2; j <= n; j++) ok2 &= (T[i] == 0); if (!ok1 && !ok2) { cout << "NIE" << endl; return 0; } } } long long res = 0; for (int i = 1; i <= n; i++) { if (i % 2) res += T[i]; else res -= T[i]; } cout << (abs(res) <= 1 ? "TAK" : "NIE") << endl; return 0; } int main() { int t; scanf("%d", &t); while (t--) { go(); } return 0; } |