#include <iostream> #include <vector> using namespace std; // #define DEBUG #ifdef DEBUG #define dassert(x) assert(x); #define df(...) printf(__VA_ARGS__) #else #define dassert(x) #define df(...) #endif #define x first #define y second #define mp make_pair #define pb push_back #define ir(x, a, b) ((a) <= (x) && (x) <= (b)) #define vec vector #define sz(x) (ll)x.size() #define foru(i, n) for (int i = 0; (i) < (n); ++(i)) #define all(x) (x).begin(), (x).end() typedef int64_t ll; int read() { int n = 0; bool b = 0; char c = getchar(); for (; !ir(c, '0', '9'); c = getchar()) b = (c == '-'); for (; ir(c, '0', '9'); c = getchar()) n = 10*n + (c-'0'); if (b) return -n; return n; } int main() { df("debug mode\n"); #ifndef DEBUG ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); #endif int n, k; cin >> n >> k; vec<ll> a(n); foru (i, n) cin >> a[i]; if (k == 2) { vec<ll> mn(n), mx(n); mn[0] = a[0], mx[n-1] = a[n-1]; for (int i = 1; i < n; ++i) mn[i] = min(mn[i-1], a[i]); for (int i = n-2; i >= 0; --i) mx[i] = max(mx[i+1], a[i]); foru (i, n-1) { if (mn[i] >= mx[i+1]) { cout << "TAK\n"; #ifndef TEST cout << i+1 << "\n"; #endif return 0; } } cout << "NIE\n"; } else if (k == 3) { ll mn = 1e10, mx = 0; foru (i, n) mn = min(mn, a[i]); foru (i, n) mx = max(mx, a[i]); foru (i, n) { if (a[i] == mn && i != 0) { cout << "TAK\n"; #ifndef TEST if (i == n-1) cout << i-1 << " " << i << "\n"; else cout << i << " " << i+1 << "\n"; #endif return 0; } if (a[i] == mx && i != n-1) { cout << "TAK\n"; #ifndef TEST if (i == 0) cout << i+1 << " " << i+2 << "\n"; else cout << i << " " << i+1 << "\n"; #endif return 0; } } cout << "NIE\n"; } else { vec<bool> seps(n-1); --k; foru (i, n-1) { if (a[i] >= a[i+1]) { cout << "TAK\n"; if (i == 0) { k -= 2; seps[0] = seps[1] = 1; } else if (i == n-2) { k -= 2; seps[n-3] = seps[n-2] = 1; } else { k -= 3; seps[i-1] = seps[i] = seps[i+1] = 1; } for (int i = 0; i < n-1 && k; ++i) { if (!seps[i]) seps[i] = 1, --k; } #ifndef TEST foru (i, n-1) { if (seps[i]) cout << i+1 << " "; } cout << "\n"; #endif 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | #include <iostream> #include <vector> using namespace std; // #define DEBUG #ifdef DEBUG #define dassert(x) assert(x); #define df(...) printf(__VA_ARGS__) #else #define dassert(x) #define df(...) #endif #define x first #define y second #define mp make_pair #define pb push_back #define ir(x, a, b) ((a) <= (x) && (x) <= (b)) #define vec vector #define sz(x) (ll)x.size() #define foru(i, n) for (int i = 0; (i) < (n); ++(i)) #define all(x) (x).begin(), (x).end() typedef int64_t ll; int read() { int n = 0; bool b = 0; char c = getchar(); for (; !ir(c, '0', '9'); c = getchar()) b = (c == '-'); for (; ir(c, '0', '9'); c = getchar()) n = 10*n + (c-'0'); if (b) return -n; return n; } int main() { df("debug mode\n"); #ifndef DEBUG ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); #endif int n, k; cin >> n >> k; vec<ll> a(n); foru (i, n) cin >> a[i]; if (k == 2) { vec<ll> mn(n), mx(n); mn[0] = a[0], mx[n-1] = a[n-1]; for (int i = 1; i < n; ++i) mn[i] = min(mn[i-1], a[i]); for (int i = n-2; i >= 0; --i) mx[i] = max(mx[i+1], a[i]); foru (i, n-1) { if (mn[i] >= mx[i+1]) { cout << "TAK\n"; #ifndef TEST cout << i+1 << "\n"; #endif return 0; } } cout << "NIE\n"; } else if (k == 3) { ll mn = 1e10, mx = 0; foru (i, n) mn = min(mn, a[i]); foru (i, n) mx = max(mx, a[i]); foru (i, n) { if (a[i] == mn && i != 0) { cout << "TAK\n"; #ifndef TEST if (i == n-1) cout << i-1 << " " << i << "\n"; else cout << i << " " << i+1 << "\n"; #endif return 0; } if (a[i] == mx && i != n-1) { cout << "TAK\n"; #ifndef TEST if (i == 0) cout << i+1 << " " << i+2 << "\n"; else cout << i << " " << i+1 << "\n"; #endif return 0; } } cout << "NIE\n"; } else { vec<bool> seps(n-1); --k; foru (i, n-1) { if (a[i] >= a[i+1]) { cout << "TAK\n"; if (i == 0) { k -= 2; seps[0] = seps[1] = 1; } else if (i == n-2) { k -= 2; seps[n-3] = seps[n-2] = 1; } else { k -= 3; seps[i-1] = seps[i] = seps[i+1] = 1; } for (int i = 0; i < n-1 && k; ++i) { if (!seps[i]) seps[i] = 1, --k; } #ifndef TEST foru (i, n-1) { if (seps[i]) cout << i+1 << " "; } cout << "\n"; #endif return 0; } } cout << "NIE\n"; } return 0; } |