#include <iostream> #include <vector> #include <fstream> using namespace std; const long long INF = 1e12 + 7; //fstream dane, wyniki; void solve(){ int n; bool answer = true; cin>>n; long long sum = 0; int first = -1; int last = -1; bool end = false; vector<long long> v; long long x, minimum = INF; pair<long long,long long> two_first; for(int i=0;i<n;i++){ cin>>x; sum += x; if(first == -1 && x != 0){ first = i; } if(first != -1 && x == 0){ end = true; } if(first != -1 && end && x != 0){ answer = false; } if(first != -1 && !end){ last = i; v.push_back(x); if(v.size() == 4){ v[0] = v[1]; v[1] = v[2]; v[2] = v[3]; v.pop_back(); } if(v.size() == 3){ minimum = min(v[0] + v[2] - v[1], minimum); } if(v.size() == 2){ two_first = {v[0], v[1]}; } } } //cout<<"SIZE: "<<last - first + 1<<" "<<sum<<" "<<minimum<<"\n"; if(!answer){ cout<<"NIE\n"; } else{ int size = last - first + 1; if(size >= 3){ if(two_first.first <= two_first.second && v[1] >= v[2]){ if(size >= 5){ if(minimum >= 0){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } else if(size == 4){ if(sum%2 == 0 && minimum >= 1){ cout<<"TAK\n"; } else if(sum%2 == 1 && minimum >= 0){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } else{ if(sum%2 == 0 && minimum == 0){ cout<<"TAK\n"; } else if(sum%2 == 1 && (minimum == -1) || (minimum == 1)){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } } else{ cout<<"NIE\n"; } } else if(size == 2){ if(abs(v[0] - v[1]) <= 1){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } else if(size == 1){ if(sum == 1){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } } } int main(){ //dane.open("test.txt"); //wyniki.open("wyniki.txt"); int t; cin>>t; while(t--){ solve(); } //dane.close(); // wyniki.close(); 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 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | #include <iostream> #include <vector> #include <fstream> using namespace std; const long long INF = 1e12 + 7; //fstream dane, wyniki; void solve(){ int n; bool answer = true; cin>>n; long long sum = 0; int first = -1; int last = -1; bool end = false; vector<long long> v; long long x, minimum = INF; pair<long long,long long> two_first; for(int i=0;i<n;i++){ cin>>x; sum += x; if(first == -1 && x != 0){ first = i; } if(first != -1 && x == 0){ end = true; } if(first != -1 && end && x != 0){ answer = false; } if(first != -1 && !end){ last = i; v.push_back(x); if(v.size() == 4){ v[0] = v[1]; v[1] = v[2]; v[2] = v[3]; v.pop_back(); } if(v.size() == 3){ minimum = min(v[0] + v[2] - v[1], minimum); } if(v.size() == 2){ two_first = {v[0], v[1]}; } } } //cout<<"SIZE: "<<last - first + 1<<" "<<sum<<" "<<minimum<<"\n"; if(!answer){ cout<<"NIE\n"; } else{ int size = last - first + 1; if(size >= 3){ if(two_first.first <= two_first.second && v[1] >= v[2]){ if(size >= 5){ if(minimum >= 0){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } else if(size == 4){ if(sum%2 == 0 && minimum >= 1){ cout<<"TAK\n"; } else if(sum%2 == 1 && minimum >= 0){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } else{ if(sum%2 == 0 && minimum == 0){ cout<<"TAK\n"; } else if(sum%2 == 1 && (minimum == -1) || (minimum == 1)){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } } else{ cout<<"NIE\n"; } } else if(size == 2){ if(abs(v[0] - v[1]) <= 1){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } else if(size == 1){ if(sum == 1){ cout<<"TAK\n"; } else{ cout<<"NIE\n"; } } } } int main(){ //dane.open("test.txt"); //wyniki.open("wyniki.txt"); int t; cin>>t; while(t--){ solve(); } //dane.close(); // wyniki.close(); return 0; } |