#include <cstdio> #include <algorithm> #include <set> using namespace std; struct end_t { int x; int h; int type; int id; }; bool cmp(const end_t& p, const end_t&q) { if (p.x == q.x) { if (p.type == q.type) return p.id < q.id; return p.type > q.type; } return p.x < q.x; } struct h_t { int h; int id; }; struct hcmp { bool operator()(const h_t&p, const h_t& q) { if (p.h == q.h) return p.id < q.id; else return p.h > q.h; } }; struct rect_t { int x1, x2, h; int z1, z2; }; int order(const int a, const int b, const int w, const int z) { if (a > b) { if (w > z) return order(b, a, z, w); else return order(b, a, w, z); } if (w > z) return order(a, b, z, w); if ((a < z && b > w) || (w < b && z > a)) return 0; if (b <= w && a <= z) return -1; return 1; } bool cho(const rect_t&p, const rect_t& q) { int o1 = order(p.x1, p.x2, q.x1, q.x2); int o2 = order(p.z1, p.z2, q.z1, q.z2); if (o1 == 0 || o2 == 0 || o1 == o2) return false; else return true; } int main() { int T; scanf("%i", &T); while (T --> 0) { int N,W; scanf("%i%i", &N, &W); rect_t tab[N]; end_t list[N*2]; for (int i=0; i<N; i++) { int a,b,c,d; scanf("%i%i%i%i", &a, &b, &c, &d); tab[i].x1 = min(a, c); tab[i].x2 = max(a, c); tab[i].h = abs(b - d); } for (int i=0; i<N; i++) { int a,b,c,d; scanf("%i%i%i%i", &a, &b, &c, &d); tab[i].z1 = min(a, c); tab[i].z2 = max(a, c); } for (int i=0; i<N; i++) { if (tab[i].x1 <= tab[i].z1) { list[i*2].x = tab[i].x1; list[i*2].h = tab[i].h; list[i*2].type = 0; list[i*2].id = i; list[i*2+1].x = tab[i].z2; list[i*2+1].h = tab[i].h; list[i*2+1].type = 1; list[i*2+1].id = i; } else { list[i*2].x = tab[i].z1; list[i*2].h = tab[i].h; list[i*2].type = 0; list[i*2].id = i; list[i*2+1].x = tab[i].x2; list[i*2+1].h = tab[i].h; list[i*2+1].type = 1; list[i*2+1].id = i; } } sort(list, list+2*N, cmp); multiset<h_t, hcmp> heap; int h=0; bool failed = false; for (int i=0; i<N*2; i++) { if (list[i].type == 0) { if (heap.size() > 0 && ((*(heap.begin())).h + list[i].h) > W && cho(tab[(*(heap.begin())).id], tab[list[i].id])) { failed = true; break; } else { h_t tmp; tmp.h = list[i].h; tmp.id = list[i].id; heap.insert(tmp); } } else { h_t tmp; tmp.h = list[i].h; tmp.id = list[i].id; heap.erase(tmp); } } if (failed == false) printf("TAK\n"); 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 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 | #include <cstdio> #include <algorithm> #include <set> using namespace std; struct end_t { int x; int h; int type; int id; }; bool cmp(const end_t& p, const end_t&q) { if (p.x == q.x) { if (p.type == q.type) return p.id < q.id; return p.type > q.type; } return p.x < q.x; } struct h_t { int h; int id; }; struct hcmp { bool operator()(const h_t&p, const h_t& q) { if (p.h == q.h) return p.id < q.id; else return p.h > q.h; } }; struct rect_t { int x1, x2, h; int z1, z2; }; int order(const int a, const int b, const int w, const int z) { if (a > b) { if (w > z) return order(b, a, z, w); else return order(b, a, w, z); } if (w > z) return order(a, b, z, w); if ((a < z && b > w) || (w < b && z > a)) return 0; if (b <= w && a <= z) return -1; return 1; } bool cho(const rect_t&p, const rect_t& q) { int o1 = order(p.x1, p.x2, q.x1, q.x2); int o2 = order(p.z1, p.z2, q.z1, q.z2); if (o1 == 0 || o2 == 0 || o1 == o2) return false; else return true; } int main() { int T; scanf("%i", &T); while (T --> 0) { int N,W; scanf("%i%i", &N, &W); rect_t tab[N]; end_t list[N*2]; for (int i=0; i<N; i++) { int a,b,c,d; scanf("%i%i%i%i", &a, &b, &c, &d); tab[i].x1 = min(a, c); tab[i].x2 = max(a, c); tab[i].h = abs(b - d); } for (int i=0; i<N; i++) { int a,b,c,d; scanf("%i%i%i%i", &a, &b, &c, &d); tab[i].z1 = min(a, c); tab[i].z2 = max(a, c); } for (int i=0; i<N; i++) { if (tab[i].x1 <= tab[i].z1) { list[i*2].x = tab[i].x1; list[i*2].h = tab[i].h; list[i*2].type = 0; list[i*2].id = i; list[i*2+1].x = tab[i].z2; list[i*2+1].h = tab[i].h; list[i*2+1].type = 1; list[i*2+1].id = i; } else { list[i*2].x = tab[i].z1; list[i*2].h = tab[i].h; list[i*2].type = 0; list[i*2].id = i; list[i*2+1].x = tab[i].x2; list[i*2+1].h = tab[i].h; list[i*2+1].type = 1; list[i*2+1].id = i; } } sort(list, list+2*N, cmp); multiset<h_t, hcmp> heap; int h=0; bool failed = false; for (int i=0; i<N*2; i++) { if (list[i].type == 0) { if (heap.size() > 0 && ((*(heap.begin())).h + list[i].h) > W && cho(tab[(*(heap.begin())).id], tab[list[i].id])) { failed = true; break; } else { h_t tmp; tmp.h = list[i].h; tmp.id = list[i].id; heap.insert(tmp); } } else { h_t tmp; tmp.h = list[i].h; tmp.id = list[i].id; heap.erase(tmp); } } if (failed == false) printf("TAK\n"); else printf("NIE\n"); } } |