#include <bits/stdc++.h> using namespace std; constexpr int MAX_N = 1e5 * 5 + 5; int n,k,a[MAX_N],pref[MAX_N],suff[MAX_N],minimal,maximal,endings[MAX_N]; bool is_possible; int main() { scanf("%d%d",&n,&k); for(int i = 1;i<=n;++i)scanf("%d",&a[i]); pref[0] = 1e9; for(int i = 1;i<=n;++i)pref[i] = min(pref[i - 1],a[i]); for(int i = n;i;--i)suff[i] = max(suff[i + 1],a[i]); if( k == 2) { if(n == 2) { if(a[1] < a[2]) { printf("NIE\n"); return 0; } else { printf("TAK\n"); printf("%d", 1); return 0; } } for(int i = 2; i < n;++i) { if(pref[i] >= suff[i + 1]) { printf("TAK\n"); printf("%d", i); return 0; } } printf("NIE\n"); return 0; } else if(k == 3) { minimal= 1e9; for(int i = 2; i < n;++i) { if(a[i] <= pref[i - 1] || a[i] >=suff[i + 1]) { printf("TAK\n"); printf("%d %d",i - 1, i); return 0; } } printf("NIE\n"); return 0; } else { for(int i = 2; i<= n;++i) { if(a[i - 1] >= a[i]) { endings[i - 2] = 1; endings[i - 1] = 1; endings[i] = 1; is_possible = true; break; } } n -=3; for(int i = 1;i<n;++i) { if(endings[i])continue; endings[i] = 1; --n; if(!n)break; } if(is_possible) { printf("TAK\n"); for(int i =1;i<=n;++i)if(endings[i])printf("%d ", i); } else { printf("NIE\n"); } } }
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 | #include <bits/stdc++.h> using namespace std; constexpr int MAX_N = 1e5 * 5 + 5; int n,k,a[MAX_N],pref[MAX_N],suff[MAX_N],minimal,maximal,endings[MAX_N]; bool is_possible; int main() { scanf("%d%d",&n,&k); for(int i = 1;i<=n;++i)scanf("%d",&a[i]); pref[0] = 1e9; for(int i = 1;i<=n;++i)pref[i] = min(pref[i - 1],a[i]); for(int i = n;i;--i)suff[i] = max(suff[i + 1],a[i]); if( k == 2) { if(n == 2) { if(a[1] < a[2]) { printf("NIE\n"); return 0; } else { printf("TAK\n"); printf("%d", 1); return 0; } } for(int i = 2; i < n;++i) { if(pref[i] >= suff[i + 1]) { printf("TAK\n"); printf("%d", i); return 0; } } printf("NIE\n"); return 0; } else if(k == 3) { minimal= 1e9; for(int i = 2; i < n;++i) { if(a[i] <= pref[i - 1] || a[i] >=suff[i + 1]) { printf("TAK\n"); printf("%d %d",i - 1, i); return 0; } } printf("NIE\n"); return 0; } else { for(int i = 2; i<= n;++i) { if(a[i - 1] >= a[i]) { endings[i - 2] = 1; endings[i - 1] = 1; endings[i] = 1; is_possible = true; break; } } n -=3; for(int i = 1;i<n;++i) { if(endings[i])continue; endings[i] = 1; --n; if(!n)break; } if(is_possible) { printf("TAK\n"); for(int i =1;i<=n;++i)if(endings[i])printf("%d ", i); } else { printf("NIE\n"); } } } |