#include <bits/stdc++.h> using namespace std; int n, m, k, t[500005], t2[500005]; int main() { scanf("%d%d", &n, &m); for (int i = 0; i < n; ++i) { scanf("%d", &t[i]); } if (m == 2) { t2[0] = t[0]; for (int i = 1; i < n; ++i) { t2[i] = min(t2[i - 1], t[i]); } int mx = t[n - 1]; for (int i = n - 2; i >= 0; --i) { if (mx <= t2[i]) { printf("TAK\n%d", i + 1); return 0; } } printf("NIE"); return 0; } if (m == 3) { int mn = INT_MAX, mx = 0, in = 0, ix = 0; for (int i = 0; i < n; ++i) { if (mx == t[i]) ++ix; if (mx < t[i]) { mx = t[i]; ix = 1; } if (mn == t[i]) ++in; if (mn > t[i]) { mn = t[i]; in = 1; } } if (mn == t[0] && mx == t[n - 1] && in == 0 && ix == 0) { printf("NIE"); return 0; } int a; if (mn != t[0] || in > 1) a = mn; if (mx != t[n - 1] || ix > 1) a = mx; for (int i = 1; i < n; ++i) { if (t[i] == a) { printf("TAK\n%d %d", i, i + 1); return 0; } } } int a = -1, b = -1; for (int i = 1; i < n; ++i) { if (t[i - 1] >= t[i]) { a = t[i - 1]; b = t[i]; break; } } if (a == -1) { printf("NIE"); return 0; } m -= 4; printf("TAK\n"); for (int i = 0; i < a && m > 0; ++i) { printf("%d ", i + 1); --m; } printf("%d %d ", a + 1, b + 1); for (int i = b + 1; i < n && m > 0; ++i) { printf("%d ", i + 1); --m; } 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 | #include <bits/stdc++.h> using namespace std; int n, m, k, t[500005], t2[500005]; int main() { scanf("%d%d", &n, &m); for (int i = 0; i < n; ++i) { scanf("%d", &t[i]); } if (m == 2) { t2[0] = t[0]; for (int i = 1; i < n; ++i) { t2[i] = min(t2[i - 1], t[i]); } int mx = t[n - 1]; for (int i = n - 2; i >= 0; --i) { if (mx <= t2[i]) { printf("TAK\n%d", i + 1); return 0; } } printf("NIE"); return 0; } if (m == 3) { int mn = INT_MAX, mx = 0, in = 0, ix = 0; for (int i = 0; i < n; ++i) { if (mx == t[i]) ++ix; if (mx < t[i]) { mx = t[i]; ix = 1; } if (mn == t[i]) ++in; if (mn > t[i]) { mn = t[i]; in = 1; } } if (mn == t[0] && mx == t[n - 1] && in == 0 && ix == 0) { printf("NIE"); return 0; } int a; if (mn != t[0] || in > 1) a = mn; if (mx != t[n - 1] || ix > 1) a = mx; for (int i = 1; i < n; ++i) { if (t[i] == a) { printf("TAK\n%d %d", i, i + 1); return 0; } } } int a = -1, b = -1; for (int i = 1; i < n; ++i) { if (t[i - 1] >= t[i]) { a = t[i - 1]; b = t[i]; break; } } if (a == -1) { printf("NIE"); return 0; } m -= 4; printf("TAK\n"); for (int i = 0; i < a && m > 0; ++i) { printf("%d ", i + 1); --m; } printf("%d %d ", a + 1, b + 1); for (int i = b + 1; i < n && m > 0; ++i) { printf("%d ", i + 1); --m; } return 0; } |