#include <bits/stdc++.h> using namespace std; #define sim template < class c #define ris return * this #define dor > debug & operator << #define eni(x) sim > typename \ enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) { sim > struct rge { c b, e; }; sim > rge<c> range(c i, c j) { return rge<c>{i, j}; } sim > auto dud(c* x) -> decltype(cerr << *x, 0); sim > char dud(...); struct debug { #ifdef LOCAL ~debug() { cerr << endl; } eni(!=) cerr << boolalpha << i; ris; } eni(==) ris << range(begin(i), end(i)); } sim, class b dor(pair < b, c > d) { ris << "(" << d.first << ", " << d.second << ")"; } sim dor(rge<c> d) { *this << "["; for (auto it = d.b; it != d.e; ++it) *this << ", " + 2 * (it == d.b) << *it; ris << "]"; } #else sim dor(const c&) { ris; } #endif }; #define imie(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] " // debug & operator << (debug & dd, P p) { dd << "(" << p.x << ", " << p.y << ")"; return dd; } const int INF = 1e9 + 5; void YES(vector<int> v) { puts("TAK"); for (int x : v) { printf("%d ", x); } puts(""); exit(0); } void NO() { puts("NIE"); exit(0); } int main() { int n, k; scanf("%d%d", &n, &k); // printf("%d %d\n", n, k); vector<int> a(n+1); // 1..n for (int i = 1; i <= n; ++i) { scanf("%d", &a[i]); // printf("%d ", a[i]); } // puts(""); vector<int> pref_min(n+1), suf_max(n+2); pref_min[0] = INF; for (int i = 1; i <= n; ++i) { pref_min[i] = min(pref_min[i-1], a[i]); } for (int i = n; i >= 1; --i) { suf_max[i] = max(suf_max[i+1], a[i]); } if (k == 2) { for (int i = 1; i <= n - 1; ++i) { if (pref_min[i] >= suf_max[i+1]) { YES({i}); } } NO(); } if (k == 3) { for (int i = 2; i <= n - 1; ++i) { if (!(pref_min[i-1] < a[i] && a[i] < suf_max[i+1])) { YES({i-1, i}); } } NO(); } for (int i = 1; i <= n - 1; ++i) { if (a[i] >= a[i+1]) { set<int> s{i}; if (i + 1 != n) { s.insert(i+1); } if (i != 1) { s.insert(i-1); } for (int j = 1; j <= n - 1 && (int) s.size() < k - 1; ++j) { s.insert(j); } assert((int) s.size() == k - 1); YES(vector<int>(s.begin(), s.end())); } } NO(); }
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 | #include <bits/stdc++.h> using namespace std; #define sim template < class c #define ris return * this #define dor > debug & operator << #define eni(x) sim > typename \ enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) { sim > struct rge { c b, e; }; sim > rge<c> range(c i, c j) { return rge<c>{i, j}; } sim > auto dud(c* x) -> decltype(cerr << *x, 0); sim > char dud(...); struct debug { #ifdef LOCAL ~debug() { cerr << endl; } eni(!=) cerr << boolalpha << i; ris; } eni(==) ris << range(begin(i), end(i)); } sim, class b dor(pair < b, c > d) { ris << "(" << d.first << ", " << d.second << ")"; } sim dor(rge<c> d) { *this << "["; for (auto it = d.b; it != d.e; ++it) *this << ", " + 2 * (it == d.b) << *it; ris << "]"; } #else sim dor(const c&) { ris; } #endif }; #define imie(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] " // debug & operator << (debug & dd, P p) { dd << "(" << p.x << ", " << p.y << ")"; return dd; } const int INF = 1e9 + 5; void YES(vector<int> v) { puts("TAK"); for (int x : v) { printf("%d ", x); } puts(""); exit(0); } void NO() { puts("NIE"); exit(0); } int main() { int n, k; scanf("%d%d", &n, &k); // printf("%d %d\n", n, k); vector<int> a(n+1); // 1..n for (int i = 1; i <= n; ++i) { scanf("%d", &a[i]); // printf("%d ", a[i]); } // puts(""); vector<int> pref_min(n+1), suf_max(n+2); pref_min[0] = INF; for (int i = 1; i <= n; ++i) { pref_min[i] = min(pref_min[i-1], a[i]); } for (int i = n; i >= 1; --i) { suf_max[i] = max(suf_max[i+1], a[i]); } if (k == 2) { for (int i = 1; i <= n - 1; ++i) { if (pref_min[i] >= suf_max[i+1]) { YES({i}); } } NO(); } if (k == 3) { for (int i = 2; i <= n - 1; ++i) { if (!(pref_min[i-1] < a[i] && a[i] < suf_max[i+1])) { YES({i-1, i}); } } NO(); } for (int i = 1; i <= n - 1; ++i) { if (a[i] >= a[i+1]) { set<int> s{i}; if (i + 1 != n) { s.insert(i+1); } if (i != 1) { s.insert(i-1); } for (int j = 1; j <= n - 1 && (int) s.size() < k - 1; ++j) { s.insert(j); } assert((int) s.size() == k - 1); YES(vector<int>(s.begin(), s.end())); } } NO(); } |