#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; typedef vector<int> vi; typedef pair<int, int> pii; #define FOR(x, b, e) for(int x = (b); x <= (e); ++(x)) #define FORD(x, b, e) for(int x = (b); x >= (e); --(x)) #define REP(x, n) for(int x = 0; x < (n); ++x) #define ALL(c) (c).begin(), (c).end() #define SIZE(x) ((int)(x).size()) #define FOREACH(a, b) for (auto&a : (b)) #define PB push_back #define PF push_front #define ST first #define ND second #define DBG(vari) cerr<<#vari<<" = "<<(vari)<<endl template <typename T> std::ostream& operator<<(std::ostream &output, const vector<T> &vec) { output << "["; FOREACH(x, vec) output << x << ", "; output << "]"; return output; } template <typename T, typename U> std::ostream& operator<<(std::ostream &output, const pair<T,U> &p) { output << "("; output << p.ST << ", " << p.ND; output << ")"; return output; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int t; cin >> t; while (t--) { int n; cin >> n; vi a; bool nz=false; REP(i, n) { int x; cin >> x; if (x != 0 || nz) { nz = true; a.PB(x); } } while (SIZE(a) > 0 && a[SIZE(a)-1] == 0) a.pop_back(); bool bylo = false; bool prawo; REP(i, SIZE(a)) { if (a[i] == 0) { cout << "NIE" << endl; goto next_case; } } while (SIZE(a) > 2) { if (a[SIZE(a)-1] > a[SIZE(a)-2]) { cout << "NIE" << endl; goto next_case; } else if (a[SIZE(a)-1] == a[SIZE(a)-2]) { if (bylo) { if (!prawo) { cout << "NIE" << endl; goto next_case; } } a.pop_back(); a.pop_back(); bylo = true; prawo = true; } else { a[SIZE(a)-2] -= a[SIZE(a)-1]; a.pop_back(); prawo = !prawo; } } if (SIZE(a) == 2 && abs(a[0]-a[1]) <= 1 && (!bylo || ((a[1] > a[0])==prawo) || (a[1] == a[0]))) { cout << "TAK" << endl; } else if (SIZE(a) == 1 && a[0] == 1) { cout << "TAK" << endl; } else if (SIZE(a) == 0) { cout << "TAK" << endl; } else { cout << "NIE" << endl; } next_case:; } }
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 | #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef long double ld; typedef vector<int> vi; typedef pair<int, int> pii; #define FOR(x, b, e) for(int x = (b); x <= (e); ++(x)) #define FORD(x, b, e) for(int x = (b); x >= (e); --(x)) #define REP(x, n) for(int x = 0; x < (n); ++x) #define ALL(c) (c).begin(), (c).end() #define SIZE(x) ((int)(x).size()) #define FOREACH(a, b) for (auto&a : (b)) #define PB push_back #define PF push_front #define ST first #define ND second #define DBG(vari) cerr<<#vari<<" = "<<(vari)<<endl template <typename T> std::ostream& operator<<(std::ostream &output, const vector<T> &vec) { output << "["; FOREACH(x, vec) output << x << ", "; output << "]"; return output; } template <typename T, typename U> std::ostream& operator<<(std::ostream &output, const pair<T,U> &p) { output << "("; output << p.ST << ", " << p.ND; output << ")"; return output; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int t; cin >> t; while (t--) { int n; cin >> n; vi a; bool nz=false; REP(i, n) { int x; cin >> x; if (x != 0 || nz) { nz = true; a.PB(x); } } while (SIZE(a) > 0 && a[SIZE(a)-1] == 0) a.pop_back(); bool bylo = false; bool prawo; REP(i, SIZE(a)) { if (a[i] == 0) { cout << "NIE" << endl; goto next_case; } } while (SIZE(a) > 2) { if (a[SIZE(a)-1] > a[SIZE(a)-2]) { cout << "NIE" << endl; goto next_case; } else if (a[SIZE(a)-1] == a[SIZE(a)-2]) { if (bylo) { if (!prawo) { cout << "NIE" << endl; goto next_case; } } a.pop_back(); a.pop_back(); bylo = true; prawo = true; } else { a[SIZE(a)-2] -= a[SIZE(a)-1]; a.pop_back(); prawo = !prawo; } } if (SIZE(a) == 2 && abs(a[0]-a[1]) <= 1 && (!bylo || ((a[1] > a[0])==prawo) || (a[1] == a[0]))) { cout << "TAK" << endl; } else if (SIZE(a) == 1 && a[0] == 1) { cout << "TAK" << endl; } else if (SIZE(a) == 0) { cout << "TAK" << endl; } else { cout << "NIE" << endl; } next_case:; } } |