#include <bits/stdc++.h> using namespace std; const int MAXN = 5e5+7; const int duzo = 1e9+7; int n,k; int t[MAXN]; int maxsuf[MAXN]; int minpref[MAXN]; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin>>n>>k; for (int i = 1; i <= n; i++){ cin>>t[i]; } if (k >= 4){ vector<int>w; for (int i = 2; i <= n; i++){ if (t[i] <= t[i-1]){ w.push_back(i); w.push_back(i-1); if (i != 2){ w.push_back(i-2); } break; } } if (w.empty()){ cout<<"NIE\n"; return 0; } int wsize = w.size(); bool b; for (int i = 1; w.size() < k-1; i++){ b = 0; for (int j = 0; j < wsize; j++){ if (w[j] == i){ b = 1; break; } } if (!b){ w.push_back(i); } } sort(w.begin(), w.end()); cout<<"TAK\n"; for (auto i : w){ cout<<i<<" "; } cout<<"\n"; return 0; } if (k == 2){ maxsuf[n] = t[n]; for (int i = n-1; i > 0; i--){ maxsuf[i] = max(maxsuf[i+1], t[i]); } int curmin = duzo; for (int i = 1; i < n; i++){ curmin = min(curmin, t[i]); if (curmin >= maxsuf[i+1]){ cout<<"TAK\n"; cout<<i<<"\n"; return 0; } } cout<<"NIE\n"; return 0; } if (k == 3){ minpref[1] = t[1]; for (int i = 2; i <= n; i++){ minpref[i] = min(minpref[i-1], t[i]); } int indmax = 1; for (int i = 1; i <= n; i++){ if (t[i] > t[indmax]){ indmax = i; } } if (indmax != n){ cout<<"TAK\n"; if (indmax == 1){ cout<<"1 2\n"; } else{ cout<<indmax-1<<" "<<indmax<<"\n"; } return 0; } for (int i = 2; i < n; i++){ if (t[i] <= minpref[i-1]){ cout<<"TAK\n"; cout<<i-1<<" "<<i<<"\n"; return 0; } } cout<<"NIE\n"; 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 | #include <bits/stdc++.h> using namespace std; const int MAXN = 5e5+7; const int duzo = 1e9+7; int n,k; int t[MAXN]; int maxsuf[MAXN]; int minpref[MAXN]; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin>>n>>k; for (int i = 1; i <= n; i++){ cin>>t[i]; } if (k >= 4){ vector<int>w; for (int i = 2; i <= n; i++){ if (t[i] <= t[i-1]){ w.push_back(i); w.push_back(i-1); if (i != 2){ w.push_back(i-2); } break; } } if (w.empty()){ cout<<"NIE\n"; return 0; } int wsize = w.size(); bool b; for (int i = 1; w.size() < k-1; i++){ b = 0; for (int j = 0; j < wsize; j++){ if (w[j] == i){ b = 1; break; } } if (!b){ w.push_back(i); } } sort(w.begin(), w.end()); cout<<"TAK\n"; for (auto i : w){ cout<<i<<" "; } cout<<"\n"; return 0; } if (k == 2){ maxsuf[n] = t[n]; for (int i = n-1; i > 0; i--){ maxsuf[i] = max(maxsuf[i+1], t[i]); } int curmin = duzo; for (int i = 1; i < n; i++){ curmin = min(curmin, t[i]); if (curmin >= maxsuf[i+1]){ cout<<"TAK\n"; cout<<i<<"\n"; return 0; } } cout<<"NIE\n"; return 0; } if (k == 3){ minpref[1] = t[1]; for (int i = 2; i <= n; i++){ minpref[i] = min(minpref[i-1], t[i]); } int indmax = 1; for (int i = 1; i <= n; i++){ if (t[i] > t[indmax]){ indmax = i; } } if (indmax != n){ cout<<"TAK\n"; if (indmax == 1){ cout<<"1 2\n"; } else{ cout<<indmax-1<<" "<<indmax<<"\n"; } return 0; } for (int i = 2; i < n; i++){ if (t[i] <= minpref[i-1]){ cout<<"TAK\n"; cout<<i-1<<" "<<i<<"\n"; return 0; } } cout<<"NIE\n"; return 0; } } |