#include <bits/stdc++.h> #define ll long long using namespace std; #define MAYBE_EOL "\n" int main() { std::ios::sync_with_stdio(false); ll n, k; cin >> n >> k; vector<ll> A(n); for(ll i = 0; i < n; i++) cin >> A[i]; if(k == 2) { multiset<ll> S(A.begin(), A.end()); ll mmin = A[0]; S.erase(S.find(mmin)); for(ll i = 1; S.size() > 0; i++) { if(mmin >= *S.rbegin()) { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS cout << i << MAYBE_EOL; #endif return 0; } S.erase(S.find(A[i])); mmin = min(mmin, A[i]); } cout << "NIE" << MAYBE_EOL; return 0; } else if(k == 3) { ll mmin = A[0]; for(ll i = 1; i < n; i++) { if(mmin >= A[i]) { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS if(i == n - 1) cout << i - 1 << " " << i << MAYBE_EOL; else cout << i << " " << i + 1 << MAYBE_EOL; #endif return 0; } mmin = min(mmin, A[i]); } ll mmax = A[n - 1]; for(ll i = n - 2; i >= 0; i--) { if(mmax <= A[i]) { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS if(i == 0) cout << i + 1 << " " << i + 2 << MAYBE_EOL; else cout << i << " " << i + 1 << MAYBE_EOL; #endif return 0; } mmax = max(mmax, A[i]); } cout << "NIE" << MAYBE_EOL; return 0; } else { ll split = -1; for(ll i = 0; i < n - 1; i++) if(A[i] >= A[i + 1]) { split = i; break; } if(split == -1) { cout << "NIE" << MAYBE_EOL; return 0; } else { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS ll additional = k - 4; if(split + 2 == n) additional += 1; if(split == 0) additional += 1; for(ll i = 0; i < n - 1; i++) if(i == split - 1 || i == split || i == split + 1) { cout << i + 1 << " "; } else if(additional > 0) { cout << i + 1 << " "; additional -= 1; } #endif return 0; } } 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 | #include <bits/stdc++.h> #define ll long long using namespace std; #define MAYBE_EOL "\n" int main() { std::ios::sync_with_stdio(false); ll n, k; cin >> n >> k; vector<ll> A(n); for(ll i = 0; i < n; i++) cin >> A[i]; if(k == 2) { multiset<ll> S(A.begin(), A.end()); ll mmin = A[0]; S.erase(S.find(mmin)); for(ll i = 1; S.size() > 0; i++) { if(mmin >= *S.rbegin()) { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS cout << i << MAYBE_EOL; #endif return 0; } S.erase(S.find(A[i])); mmin = min(mmin, A[i]); } cout << "NIE" << MAYBE_EOL; return 0; } else if(k == 3) { ll mmin = A[0]; for(ll i = 1; i < n; i++) { if(mmin >= A[i]) { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS if(i == n - 1) cout << i - 1 << " " << i << MAYBE_EOL; else cout << i << " " << i + 1 << MAYBE_EOL; #endif return 0; } mmin = min(mmin, A[i]); } ll mmax = A[n - 1]; for(ll i = n - 2; i >= 0; i--) { if(mmax <= A[i]) { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS if(i == 0) cout << i + 1 << " " << i + 2 << MAYBE_EOL; else cout << i << " " << i + 1 << MAYBE_EOL; #endif return 0; } mmax = max(mmax, A[i]); } cout << "NIE" << MAYBE_EOL; return 0; } else { ll split = -1; for(ll i = 0; i < n - 1; i++) if(A[i] >= A[i + 1]) { split = i; break; } if(split == -1) { cout << "NIE" << MAYBE_EOL; return 0; } else { cout << "TAK" << MAYBE_EOL; #ifndef NO_NUMS ll additional = k - 4; if(split + 2 == n) additional += 1; if(split == 0) additional += 1; for(ll i = 0; i < n - 1; i++) if(i == split - 1 || i == split || i == split + 1) { cout << i + 1 << " "; } else if(additional > 0) { cout << i + 1 << " "; additional -= 1; } #endif return 0; } } return 0; } |