#include<bits/stdc++.h> using namespace std; int n, k, ans, zle; int t[500006], ma[500006], mi[500006], emi, ema, el1, el2, el; int main() { cin >> n >> k; for(int i = 0; i < n; i ++) { cin >> t[i]; if(i == 0) mi[i] = t[i]; else mi[i] = min(mi[i - 1], t[i]); } zle = 1; for(int i = n - 1;i >= 0; i --) { ma[i] = max(ma[i + 1], t[i]); if(i > 0 && t[i] > t[i - 1]) { zle ++; } } if(zle == n) cout << "NIE\n"; if(k == 2) { ans = -1; for(int i = 0; i < n - 1; i ++) { if(mi[i] > ma[i + 1]) ans = i; } if(ans == -1) cout << "NIE\n"; else { cout << "TAK\n"; cout << ans + 1 << "\n"; } } else if(k == 3) { emi = mi[n - 1]; ema = ma[0]; zle = 0; for(int i = 1; i < n - 1; i ++) { if(emi == t[i]) { zle = 1; el = i; } if(ema == t[i]) { zle = 1; el = i; } } if(emi == t[n - 1]) { zle = 1; el = n - 1; } else if(ema == t[0]) { zle = 1; el = 0; } if(!zle) { cout << "NIE\n"; return 0; } else { cout << "TAK\n"; if(el == 0) { cout << el + 1 << " " << el + 2 << "\n"; } else { cout << el << " " << el + 1 << "\n"; } } } else { cout << "TAK\n"; for(int i = 0; i < n; i ++) ma[i] = 0; for(int i = 0; i < n - 1; i ++) { if(t[i] >= t[i + 1]) { zle = i; break; } } el = k - 1; if(zle == n - 2) { ma[zle] = 1; ma[zle + 1] = 1; el -= 2; } else { ma[zle] = 1; ma[zle + 1] = 1; ma[zle + 2] = 1; el -= 3; } for(int i = 0; i < n; i ++) { if(el > 0 && ma[i] == 0) { ma[i] = 1; el --; } } for(int i = 0; i < n; i ++) if(ma[i]) cout << i << " "; } 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 | #include<bits/stdc++.h> using namespace std; int n, k, ans, zle; int t[500006], ma[500006], mi[500006], emi, ema, el1, el2, el; int main() { cin >> n >> k; for(int i = 0; i < n; i ++) { cin >> t[i]; if(i == 0) mi[i] = t[i]; else mi[i] = min(mi[i - 1], t[i]); } zle = 1; for(int i = n - 1;i >= 0; i --) { ma[i] = max(ma[i + 1], t[i]); if(i > 0 && t[i] > t[i - 1]) { zle ++; } } if(zle == n) cout << "NIE\n"; if(k == 2) { ans = -1; for(int i = 0; i < n - 1; i ++) { if(mi[i] > ma[i + 1]) ans = i; } if(ans == -1) cout << "NIE\n"; else { cout << "TAK\n"; cout << ans + 1 << "\n"; } } else if(k == 3) { emi = mi[n - 1]; ema = ma[0]; zle = 0; for(int i = 1; i < n - 1; i ++) { if(emi == t[i]) { zle = 1; el = i; } if(ema == t[i]) { zle = 1; el = i; } } if(emi == t[n - 1]) { zle = 1; el = n - 1; } else if(ema == t[0]) { zle = 1; el = 0; } if(!zle) { cout << "NIE\n"; return 0; } else { cout << "TAK\n"; if(el == 0) { cout << el + 1 << " " << el + 2 << "\n"; } else { cout << el << " " << el + 1 << "\n"; } } } else { cout << "TAK\n"; for(int i = 0; i < n; i ++) ma[i] = 0; for(int i = 0; i < n - 1; i ++) { if(t[i] >= t[i + 1]) { zle = i; break; } } el = k - 1; if(zle == n - 2) { ma[zle] = 1; ma[zle + 1] = 1; el -= 2; } else { ma[zle] = 1; ma[zle + 1] = 1; ma[zle + 2] = 1; el -= 3; } for(int i = 0; i < n; i ++) { if(el > 0 && ma[i] == 0) { ma[i] = 1; el --; } } for(int i = 0; i < n; i ++) if(ma[i]) cout << i << " "; } return 0; } |