#include <bits/stdc++.h> using namespace std; typedef long long lld; constexpr int INF = (1<<30) - 1; constexpr lld LINF = (1LL << 62) - 1; constexpr int MAX_N = 1000000; int t[MAX_N+9], mx[MAX_N+9], mn[MAX_N+9]; void solve(int test_number) { int n, k; scanf("%d%d", &n, &k); if (k == 2) { mn[0] = INF; for (int i = 1; i <= n; ++i) { scanf("%d", &t[i]); mn[i] = min(mn[i-1], t[i]); } mx[n+1] = -INF; for (int i = 1; i <= n; ++i) { mx[i] = max(mn[i+1], t[i]); } for (int i = 2; i <= n; ++i) { if (mn[i-1] > mx[i]) { printf("TAK\n%d\n", i-1); return; } } printf("NIE\n"); return; } else if (k == 3) { int mn = INF; int mn_i = 0; int mx_i = 0; int mx = -INF; for (int i = 1; i <= n; ++i) { scanf("%d", &t[i]); if (t[i] <= mn) { mn = t[i]; mn_i = i; } if (t[i] > mx) { mx = t[i]; mx_i = i; } } if (mn_i > 1) { printf ("TAK\n%d %d\n", mn_i-1, mn_i); return; } if (mx_i < n) { printf ("TAK\n%d %d\n", mx_i-1, mx_i); return; } printf("NIE\n"); return; } else { int j = 0; t[0] = -INF; for (int i = 1; i <= n; ++i) { scanf("%d", &t[i]); if (t[i] <= t[i-1]) { j = i; } } if (j == 0) { printf("NIE\n"); return; } else { printf("TAK\n"); } int kk = k; if (j == n) { j--; } if (j < 3) { j = 3; } for (int i = 1; i+2 < j; ++i) { if (kk == 4) { break; } printf("%d ", i); kk--; } printf("%d %d %d ", j-2, j-1, j); for (int i = j+1; i < n; ++i) { if (kk == 4) { break; } printf("%d ", i); kk--; } printf("\n"); } } int main() { int test_number = 1; // scanf("%d", &test_number); for (int test_id = 0; test_id < test_number; ++test_id) { solve(test_number); } }
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 | #include <bits/stdc++.h> using namespace std; typedef long long lld; constexpr int INF = (1<<30) - 1; constexpr lld LINF = (1LL << 62) - 1; constexpr int MAX_N = 1000000; int t[MAX_N+9], mx[MAX_N+9], mn[MAX_N+9]; void solve(int test_number) { int n, k; scanf("%d%d", &n, &k); if (k == 2) { mn[0] = INF; for (int i = 1; i <= n; ++i) { scanf("%d", &t[i]); mn[i] = min(mn[i-1], t[i]); } mx[n+1] = -INF; for (int i = 1; i <= n; ++i) { mx[i] = max(mn[i+1], t[i]); } for (int i = 2; i <= n; ++i) { if (mn[i-1] > mx[i]) { printf("TAK\n%d\n", i-1); return; } } printf("NIE\n"); return; } else if (k == 3) { int mn = INF; int mn_i = 0; int mx_i = 0; int mx = -INF; for (int i = 1; i <= n; ++i) { scanf("%d", &t[i]); if (t[i] <= mn) { mn = t[i]; mn_i = i; } if (t[i] > mx) { mx = t[i]; mx_i = i; } } if (mn_i > 1) { printf ("TAK\n%d %d\n", mn_i-1, mn_i); return; } if (mx_i < n) { printf ("TAK\n%d %d\n", mx_i-1, mx_i); return; } printf("NIE\n"); return; } else { int j = 0; t[0] = -INF; for (int i = 1; i <= n; ++i) { scanf("%d", &t[i]); if (t[i] <= t[i-1]) { j = i; } } if (j == 0) { printf("NIE\n"); return; } else { printf("TAK\n"); } int kk = k; if (j == n) { j--; } if (j < 3) { j = 3; } for (int i = 1; i+2 < j; ++i) { if (kk == 4) { break; } printf("%d ", i); kk--; } printf("%d %d %d ", j-2, j-1, j); for (int i = j+1; i < n; ++i) { if (kk == 4) { break; } printf("%d ", i); kk--; } printf("\n"); } } int main() { int test_number = 1; // scanf("%d", &test_number); for (int test_id = 0; test_id < test_number; ++test_id) { solve(test_number); } } |