// Daniel Grzegorzewski // while (clock()<=69*CLOCKS_PER_SEC) #include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> // #pragma GCC optimize("Ofast") // #pragma GCC target("avx,avx2,fma") #define MP make_pair #define PB push_back #define ST first #define ND second using namespace __gnu_pbds; using namespace std; template <typename T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>; //X.find_by_order(k); - zwraca iterator na k-ty element (numeracja od zerowego) //X.order_of_key(k); - zwraca liczbę elementów ostro mniejszych niż k typedef pair<int, int> PII; typedef vector<int> VI; typedef vector<PII> VII; typedef long long LL; void init_ios() { ios_base::sync_with_stdio(0); cin.tie(0); } auto random_address = [] { char *p = new char; delete p; return uint64_t(p); }; const uint64_t SEED = chrono::steady_clock::now().time_since_epoch().count() * (random_address() | 1); mt19937_64 rng(SEED); const int N = 5*(int)1e5 + 3; int n, k, id, a[N]; int prmn[N], sfmx[N]; int main() { init_ios(); cin >> n >> k; for (int i = 1; i <= n; ++i) { cin >> a[i]; prmn[i] = a[i]; if (i > 1) prmn[i] = min(prmn[i], prmn[i-1]); if (i > 1 && a[i-1] >= a[i]) id = i; } for (int i = n; i >= 1; --i) { sfmx[i] = a[i]; if (i < n) sfmx[i] = max(sfmx[i], sfmx[i+1]); } if (id == 0) { cout<<"NIE\n"; return 0; } if (k >= 4) { cout<<"TAK\n"; set<int> ids{id-1, id}; if (id > 2) ids.insert(id-2); for (int i = 1; (int)ids.size() < k-1; ++i) ids.insert(i); for (int x: ids) cout<<x<<" "; cout<<"\n"; return 0; } if (k == 2) { for (int i = 1; i < n; ++i) if (prmn[i] >= sfmx[i+1]) { cout<<"TAK\n"<<i<<"\n"; return 0; } cout<<"NIE\n"; return 0; } for (int i = 1; i < n; ++i) if (a[i] == sfmx[1]) { set<int> ids; ids.insert(i); if (i > 1) ids.insert(i-1); else ids.insert(i+1); cout<<"TAK\n"; for (int x: ids) cout<<x<<" "; cout<<"\n"; return 0; } for (int i = 2; i < n; ++i) if (prmn[i] == a[i]) { cout<<"TAK\n"<<i-1<<" "<<i<<"\n"; return 0; } cout<<"NIE\n"; }
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 | // Daniel Grzegorzewski // while (clock()<=69*CLOCKS_PER_SEC) #include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> // #pragma GCC optimize("Ofast") // #pragma GCC target("avx,avx2,fma") #define MP make_pair #define PB push_back #define ST first #define ND second using namespace __gnu_pbds; using namespace std; template <typename T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>; //X.find_by_order(k); - zwraca iterator na k-ty element (numeracja od zerowego) //X.order_of_key(k); - zwraca liczbę elementów ostro mniejszych niż k typedef pair<int, int> PII; typedef vector<int> VI; typedef vector<PII> VII; typedef long long LL; void init_ios() { ios_base::sync_with_stdio(0); cin.tie(0); } auto random_address = [] { char *p = new char; delete p; return uint64_t(p); }; const uint64_t SEED = chrono::steady_clock::now().time_since_epoch().count() * (random_address() | 1); mt19937_64 rng(SEED); const int N = 5*(int)1e5 + 3; int n, k, id, a[N]; int prmn[N], sfmx[N]; int main() { init_ios(); cin >> n >> k; for (int i = 1; i <= n; ++i) { cin >> a[i]; prmn[i] = a[i]; if (i > 1) prmn[i] = min(prmn[i], prmn[i-1]); if (i > 1 && a[i-1] >= a[i]) id = i; } for (int i = n; i >= 1; --i) { sfmx[i] = a[i]; if (i < n) sfmx[i] = max(sfmx[i], sfmx[i+1]); } if (id == 0) { cout<<"NIE\n"; return 0; } if (k >= 4) { cout<<"TAK\n"; set<int> ids{id-1, id}; if (id > 2) ids.insert(id-2); for (int i = 1; (int)ids.size() < k-1; ++i) ids.insert(i); for (int x: ids) cout<<x<<" "; cout<<"\n"; return 0; } if (k == 2) { for (int i = 1; i < n; ++i) if (prmn[i] >= sfmx[i+1]) { cout<<"TAK\n"<<i<<"\n"; return 0; } cout<<"NIE\n"; return 0; } for (int i = 1; i < n; ++i) if (a[i] == sfmx[1]) { set<int> ids; ids.insert(i); if (i > 1) ids.insert(i-1); else ids.insert(i+1); cout<<"TAK\n"; for (int x: ids) cout<<x<<" "; cout<<"\n"; return 0; } for (int i = 2; i < n; ++i) if (prmn[i] == a[i]) { cout<<"TAK\n"<<i-1<<" "<<i<<"\n"; return 0; } cout<<"NIE\n"; } |