/* Jakub Żojdzik 13-12-2022 */ #include <bits/stdc++.h> #ifdef LOCAL #include "debug.hpp" #else #define debug(...) #define dt #endif using namespace std; typedef long long ll; typedef unsigned long long ull; typedef double db; typedef pair<int, int> pii; typedef pair<long long, long long> pll; typedef vector<int> vi; typedef vector<long long> vll; typedef vector<pair<int, int>> vpii; typedef vector<pair<long long, long long>> vpll; #define fi first #define se second #define pb push_back #define rep(i, x, y) for(ll i = (ll)x; i <= (ll)y; i++) #define all(x) x.begin(), x.end() #define sz(x) (ll)(x).size() #define nl cout << '\n' ll tab[500007]; ll gora[500007], dol[500007]; bitset<500007> sciana; int main() { cout.tie(0); cin.tie(0)->sync_with_stdio(0); ll n, k; cin >> n >> k; bool rosn = 1; ll najw = -1; rep(i, 1, n) { cin >> tab[i]; if(i > 1 && tab[i] <= tab[i-1]) rosn = 0; najw = max(najw, tab[i]); } dol[0] = 1e9+7; gora[n+1] = -1; rep(i, 1, n) { dol[i] = min(dol[i-1], tab[i]); } for(int i = n; i >= 1; i--) { gora[i] = max(gora[i+1], tab[i]); } if(rosn) { cout << "NIE\n"; return 0; } if(k >= 4) { rep(i, 2, n) { if(tab[i] <= tab[i-1]) { sciana[i-2] = 1; sciana[i-1] = 1; sciana[i] = 1; break; } } } if(k == 3) { ll akt = tab[1]; bool done = 0; rep(i, 2, n) { if(tab[i] <= akt) { sciana[i-1] = 1; sciana[i] = 1; done = 1; break; } akt = min(akt, tab[i]); } if(!done) { akt = tab[n]; for(int i = n-1; i >= 1; i--) { if(tab[i] >= akt) { sciana[i-1] = 1; sciana[i] = 1; break; } akt = max(akt, tab[i]); } } } if(k == 2) { rep(i, 1, n-1) { if(dol[i] >= gora[i+1]) { sciana[i] = 1; break; } } } ll cnt = 0; rep(i, 1, n-1) { if(sciana[i]) cnt++; } if(!cnt) { cout << "NIE\n"; return 0; } cout << "TAK\n"; ll jeszcze = k - cnt - 1; rep(i, 1, n) { if(sciana[i]) cout << i << " "; else if(jeszcze) { cout << i << " "; jeszcze--; } } nl; } /* */
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | /* Jakub Żojdzik 13-12-2022 */ #include <bits/stdc++.h> #ifdef LOCAL #include "debug.hpp" #else #define debug(...) #define dt #endif using namespace std; typedef long long ll; typedef unsigned long long ull; typedef double db; typedef pair<int, int> pii; typedef pair<long long, long long> pll; typedef vector<int> vi; typedef vector<long long> vll; typedef vector<pair<int, int>> vpii; typedef vector<pair<long long, long long>> vpll; #define fi first #define se second #define pb push_back #define rep(i, x, y) for(ll i = (ll)x; i <= (ll)y; i++) #define all(x) x.begin(), x.end() #define sz(x) (ll)(x).size() #define nl cout << '\n' ll tab[500007]; ll gora[500007], dol[500007]; bitset<500007> sciana; int main() { cout.tie(0); cin.tie(0)->sync_with_stdio(0); ll n, k; cin >> n >> k; bool rosn = 1; ll najw = -1; rep(i, 1, n) { cin >> tab[i]; if(i > 1 && tab[i] <= tab[i-1]) rosn = 0; najw = max(najw, tab[i]); } dol[0] = 1e9+7; gora[n+1] = -1; rep(i, 1, n) { dol[i] = min(dol[i-1], tab[i]); } for(int i = n; i >= 1; i--) { gora[i] = max(gora[i+1], tab[i]); } if(rosn) { cout << "NIE\n"; return 0; } if(k >= 4) { rep(i, 2, n) { if(tab[i] <= tab[i-1]) { sciana[i-2] = 1; sciana[i-1] = 1; sciana[i] = 1; break; } } } if(k == 3) { ll akt = tab[1]; bool done = 0; rep(i, 2, n) { if(tab[i] <= akt) { sciana[i-1] = 1; sciana[i] = 1; done = 1; break; } akt = min(akt, tab[i]); } if(!done) { akt = tab[n]; for(int i = n-1; i >= 1; i--) { if(tab[i] >= akt) { sciana[i-1] = 1; sciana[i] = 1; break; } akt = max(akt, tab[i]); } } } if(k == 2) { rep(i, 1, n-1) { if(dol[i] >= gora[i+1]) { sciana[i] = 1; break; } } } ll cnt = 0; rep(i, 1, n-1) { if(sciana[i]) cnt++; } if(!cnt) { cout << "NIE\n"; return 0; } cout << "TAK\n"; ll jeszcze = k - cnt - 1; rep(i, 1, n) { if(sciana[i]) cout << i << " "; else if(jeszcze) { cout << i << " "; jeszcze--; } } nl; } /* */ |