#include <algorithm> #include <stdint.h> #include <cstdio> #include <vector> #include <set> #include <map> using namespace std; /****************************************************************************/ #define INF 2100000001 struct SeqTreeNode { uint32_t a, b; uint32_t value; SeqTreeNode *left, *right; void set_value(uint32_t A, uint32_t B, uint32_t V) { if (a>B || b<A) return; if (a>=A && b<=B) value = V; else if (!isLeaf()){ left->set_value(A, B, V); right->set_value(A, B, V); } } bool isLeaf(){ return left == 0 && right == 0; } SeqTreeNode(int _a = 0, int _b = 0, SeqTreeNode *_left = 0, SeqTreeNode *_right = 0):a(_a),b(_b),left(_left),right(_right),value(INF){} ~SeqTreeNode(){ if (!isLeaf()) { delete this->left; delete this->right; } } }; struct SeqTree { SeqTreeNode *root; set<uint32_t> points; uint32_t max_real_point; uint32_t min_inf_point; void set_value(uint32_t A, uint32_t B, uint32_t V){ if (B>max_real_point) B=min_inf_point; root->set_value(A, B, V); } uint32_t get_min(uint32_t A) { SeqTreeNode *node = root; uint32_t result = node->value; while (!node->isLeaf()) { node = node->right->a <= A ? node->right : node->left; result = min(result, node->value); } return result; } SeqTree(set<uint32_t> &P) { points = P; int new_length = 1; max_real_point = 0; while (new_length < points.size()) new_length *= 2; new_length = new_length - points.size() + 1; for (set<uint32_t>::iterator it=points.begin(); it!=points.end(); ++it) max_real_point = max(max_real_point, *it); for (int i=0; i<new_length; ++i){ min_inf_point = INF - i - 1; points.insert(min_inf_point); } vector<SeqTreeNode *> Q; for (set<uint32_t>::iterator it=points.begin(); it!=points.end(); ++it) { set<uint32_t>::iterator next = it; next++; if (next == points.end()) continue; Q.push_back(new SeqTreeNode(*it, *next)); } while (Q.size() != 1) { vector<SeqTreeNode *> newQ; for(int i=0; i<Q.size(); i+=2) newQ.push_back(new SeqTreeNode(Q[i]->a, Q[i+1]->b, Q[i], Q[i+1])); Q = newQ; } root = Q[0]; } ~SeqTree() {delete root; } }; /****************************************************************************/ struct Point { uint32_t x, y; uint32_t max_size, size; uint32_t result_pos; Point():x(0),y(0){} }; bool cmp_points_by_x_and_y(const Point &A, const Point &B) { if (A.x != B.x) return A.x > B.x; return A.y < B.y; } bool cmp_points_by_init_pos(const Point &A, const Point &B) { return A.result_pos < B.result_pos; } bool solve(vector<Point> &P, uint32_t min_x, uint32_t min_y, uint32_t max_x) { uint64_t big_sum = 0; uint32_t max_y = 0; set<uint32_t> S; for(int i=0; i<P.size(); ++i) S.insert(P[i].y); SeqTree T(S); T.set_value(0, INF, max_x); sort(P.begin(), P.end(), cmp_points_by_x_and_y); for(int i=0; i<P.size(); ++i) { uint32_t right_x = T.get_min(P[i].y); if (P[i].x == right_x) return false; P[i].size = right_x - P[i].x; if (P[i].size > P[i].max_size) return false; max_y = max(max_y, P[i].y+P[i].size); big_sum += (uint64_t)P[i].size * (uint64_t)P[i].size; T.set_value(P[i].y, P[i].y+P[i].size, P[i].x); } return big_sum == (uint64_t)(max_x - min_x) * (uint64_t)(max_y - min_y); } /****************************************************************************/ int z, n; int main() { scanf("%d", &z); while (z--) { /** reading input **/ vector<Point> P; scanf("%d", &n); P.resize(n); for(int i=0; i<n; ++i) scanf("%d %d", &P[i].x, &P[i].y); /** preprocessing **/ uint32_t LB_id = 0, RB_id = 0, LT_id = 0; uint32_t min_x = INF, min_y = INF; for(int i=0; i<n; ++i) { P[i].result_pos = i; P[i].max_size = INF; for(int j=0; j<n; ++j) { if (i == j) continue; if (P[j].x<P[i].x || P[j].y<P[i].y) continue; P[i].max_size = min(P[i].max_size, max(P[j].x - P[i].x, P[j].y - P[i].y)); } if ((P[LB_id].y>P[i].y) || (P[LB_id].y==P[i].y && P[LB_id].x>P[i].x)) LB_id = i; if ((P[RB_id].y>P[i].y) || (P[RB_id].y==P[i].y && P[RB_id].x<P[i].x)) RB_id = i; if ((P[LT_id].x>P[i].x) || (P[LT_id].x==P[i].x && P[LT_id].y<P[i].y)) LT_id = i; min_x = min(min_x, P[i].x); min_y = min(min_y, P[i].y); } if (n==1){ printf("TAK 1\n"); continue; } if (P[LB_id].x!=min_x || P[LB_id].y!=min_y) { printf("NIE\n"); continue; } if (LB_id == RB_id) { if (LB_id == LT_id){ printf("NIE\n"); continue; } for (int i=0; i<P.size(); ++i) swap(P[i].x, P[i].y); swap(min_x, min_y); swap(LT_id, RB_id); } /** main solution **/ bool found = false; Point RB = P[RB_id]; for (int i=0; i<n; ++i) { if (P[i].y == RB.y) continue; if (P[i].max_size != INF && P[i].x + P[i].max_size <= RB.x) continue; found = solve(P, min_x, min_y, RB.x + (P[i].y - RB.y)); sort(P.begin(), P.end(), cmp_points_by_init_pos); if (found) break; } if (!found) { for (int i=0; i<n; ++i) { if (P[i].result_pos == RB.result_pos) { swap(P[i], P.back()); P.pop_back(); break; } } found = solve(P, min_x, min_y, RB.x); if (found) { uint32_t max_y = 0; for (int i=0; i<P.size(); ++i) max_y = max(max_y, P[i].y + P[i].size); RB.size = max_y - min_y; P.push_back(RB); } } /** print result **/ if (!found) printf("NIE\n"); else { vector<uint32_t> result(P.size()); for (int i=0; i<P.size(); ++i) result[P[i].result_pos] = P[i].size; printf("TAK "); for (int i=0; i<result.size(); ++i) printf("%d ", result[i]); printf("\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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 | #include <algorithm> #include <stdint.h> #include <cstdio> #include <vector> #include <set> #include <map> using namespace std; /****************************************************************************/ #define INF 2100000001 struct SeqTreeNode { uint32_t a, b; uint32_t value; SeqTreeNode *left, *right; void set_value(uint32_t A, uint32_t B, uint32_t V) { if (a>B || b<A) return; if (a>=A && b<=B) value = V; else if (!isLeaf()){ left->set_value(A, B, V); right->set_value(A, B, V); } } bool isLeaf(){ return left == 0 && right == 0; } SeqTreeNode(int _a = 0, int _b = 0, SeqTreeNode *_left = 0, SeqTreeNode *_right = 0):a(_a),b(_b),left(_left),right(_right),value(INF){} ~SeqTreeNode(){ if (!isLeaf()) { delete this->left; delete this->right; } } }; struct SeqTree { SeqTreeNode *root; set<uint32_t> points; uint32_t max_real_point; uint32_t min_inf_point; void set_value(uint32_t A, uint32_t B, uint32_t V){ if (B>max_real_point) B=min_inf_point; root->set_value(A, B, V); } uint32_t get_min(uint32_t A) { SeqTreeNode *node = root; uint32_t result = node->value; while (!node->isLeaf()) { node = node->right->a <= A ? node->right : node->left; result = min(result, node->value); } return result; } SeqTree(set<uint32_t> &P) { points = P; int new_length = 1; max_real_point = 0; while (new_length < points.size()) new_length *= 2; new_length = new_length - points.size() + 1; for (set<uint32_t>::iterator it=points.begin(); it!=points.end(); ++it) max_real_point = max(max_real_point, *it); for (int i=0; i<new_length; ++i){ min_inf_point = INF - i - 1; points.insert(min_inf_point); } vector<SeqTreeNode *> Q; for (set<uint32_t>::iterator it=points.begin(); it!=points.end(); ++it) { set<uint32_t>::iterator next = it; next++; if (next == points.end()) continue; Q.push_back(new SeqTreeNode(*it, *next)); } while (Q.size() != 1) { vector<SeqTreeNode *> newQ; for(int i=0; i<Q.size(); i+=2) newQ.push_back(new SeqTreeNode(Q[i]->a, Q[i+1]->b, Q[i], Q[i+1])); Q = newQ; } root = Q[0]; } ~SeqTree() {delete root; } }; /****************************************************************************/ struct Point { uint32_t x, y; uint32_t max_size, size; uint32_t result_pos; Point():x(0),y(0){} }; bool cmp_points_by_x_and_y(const Point &A, const Point &B) { if (A.x != B.x) return A.x > B.x; return A.y < B.y; } bool cmp_points_by_init_pos(const Point &A, const Point &B) { return A.result_pos < B.result_pos; } bool solve(vector<Point> &P, uint32_t min_x, uint32_t min_y, uint32_t max_x) { uint64_t big_sum = 0; uint32_t max_y = 0; set<uint32_t> S; for(int i=0; i<P.size(); ++i) S.insert(P[i].y); SeqTree T(S); T.set_value(0, INF, max_x); sort(P.begin(), P.end(), cmp_points_by_x_and_y); for(int i=0; i<P.size(); ++i) { uint32_t right_x = T.get_min(P[i].y); if (P[i].x == right_x) return false; P[i].size = right_x - P[i].x; if (P[i].size > P[i].max_size) return false; max_y = max(max_y, P[i].y+P[i].size); big_sum += (uint64_t)P[i].size * (uint64_t)P[i].size; T.set_value(P[i].y, P[i].y+P[i].size, P[i].x); } return big_sum == (uint64_t)(max_x - min_x) * (uint64_t)(max_y - min_y); } /****************************************************************************/ int z, n; int main() { scanf("%d", &z); while (z--) { /** reading input **/ vector<Point> P; scanf("%d", &n); P.resize(n); for(int i=0; i<n; ++i) scanf("%d %d", &P[i].x, &P[i].y); /** preprocessing **/ uint32_t LB_id = 0, RB_id = 0, LT_id = 0; uint32_t min_x = INF, min_y = INF; for(int i=0; i<n; ++i) { P[i].result_pos = i; P[i].max_size = INF; for(int j=0; j<n; ++j) { if (i == j) continue; if (P[j].x<P[i].x || P[j].y<P[i].y) continue; P[i].max_size = min(P[i].max_size, max(P[j].x - P[i].x, P[j].y - P[i].y)); } if ((P[LB_id].y>P[i].y) || (P[LB_id].y==P[i].y && P[LB_id].x>P[i].x)) LB_id = i; if ((P[RB_id].y>P[i].y) || (P[RB_id].y==P[i].y && P[RB_id].x<P[i].x)) RB_id = i; if ((P[LT_id].x>P[i].x) || (P[LT_id].x==P[i].x && P[LT_id].y<P[i].y)) LT_id = i; min_x = min(min_x, P[i].x); min_y = min(min_y, P[i].y); } if (n==1){ printf("TAK 1\n"); continue; } if (P[LB_id].x!=min_x || P[LB_id].y!=min_y) { printf("NIE\n"); continue; } if (LB_id == RB_id) { if (LB_id == LT_id){ printf("NIE\n"); continue; } for (int i=0; i<P.size(); ++i) swap(P[i].x, P[i].y); swap(min_x, min_y); swap(LT_id, RB_id); } /** main solution **/ bool found = false; Point RB = P[RB_id]; for (int i=0; i<n; ++i) { if (P[i].y == RB.y) continue; if (P[i].max_size != INF && P[i].x + P[i].max_size <= RB.x) continue; found = solve(P, min_x, min_y, RB.x + (P[i].y - RB.y)); sort(P.begin(), P.end(), cmp_points_by_init_pos); if (found) break; } if (!found) { for (int i=0; i<n; ++i) { if (P[i].result_pos == RB.result_pos) { swap(P[i], P.back()); P.pop_back(); break; } } found = solve(P, min_x, min_y, RB.x); if (found) { uint32_t max_y = 0; for (int i=0; i<P.size(); ++i) max_y = max(max_y, P[i].y + P[i].size); RB.size = max_y - min_y; P.push_back(RB); } } /** print result **/ if (!found) printf("NIE\n"); else { vector<uint32_t> result(P.size()); for (int i=0; i<P.size(); ++i) result[P[i].result_pos] = P[i].size; printf("TAK "); for (int i=0; i<result.size(); ++i) printf("%d ", result[i]); printf("\n"); } } } |