/** * @author Tadeusz Faber (SI-Consulting SA). * * Potyczki Algorytmiczne 2014. * * 2014-05-14 Runda 3B. Parking. * * Pamiec: 128MB. * Czas: ?s. */ import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.Reader; import java.util.Arrays; import java.util.Comparator; class Car { private int x1; private int x2; private int w; private int z1; private int z2; public Car(int x1, int y1, int x2, int y2) { this.x1 = Math.min(x1, x2); this.x2 = Math.max(x1, x2); this.w = Math.max(y1, y2) - Math.min(y1, y2); } public void setDestination(int x1, int y1, int x2, int y2) { this.z1 = Math.min(x1, x2); this.z2 = Math.max(x1, x2); } public int getW() { return w; } public boolean check(Car car, int w) { if (this.w + car.w <= w) { return true; } else { int a1 = Math.min(x1, z1); int a2 = Math.max(x2, z2); int b1 = Math.min(car.x1, car.z1); int b2 = Math.max(car.x2, car.z2); if ((a1 >= b1 && a1 <= b2) || (a2 >= b1 && a2 <= b2) || (a1 <= b1 && a1 >= b2)) { return false; } else { return true; } } } } class CarComparator implements Comparator<Car> { @Override public int compare(Car c1, Car c2) { if (c2 == null) return -1; // c1 < c2 if (c1.getW() > c2.getW()) return 1; // c1 > c2 else if (c1.getW() < c2.getW()) return -1; // c1 < c2 else return 0; } } public final class par { private static Reader in = null; /** * Zwroc kolejna liczbe calkowita ze strumienia in * * @return wczytana liczba */ private static int nextInteger() { int r = 0; boolean minus = false; char c; try { do { c = (char) in.read(); } while (c == ' ' || c == '\n' || c == '\r'); if (c == '-') { minus = true; c = (char) in.read(); } do { r = r * 10 + (int) c - 48; c = (char) in.read(); } while (c != ' ' && c != '\n' && c != '\r' && c != (char) -1); } catch (Exception ex) { ex.printStackTrace(); } if (minus) { return -r; } else { return r; } } /** * @param args */ public static void main(String[] args) throws IOException { in = new BufferedReader(new InputStreamReader(System.in)); int t = nextInteger(); // 1..20 for (int ti = 1; ti <= t; ti++) { int n = nextInteger(); // 1..50 000 int w = nextInteger(); // 1..1 000 000 000 Car[] cars = new Car[n]; int maxW = 0; for (int i = 0; i < n; i++) { cars[i] = new Car(nextInteger(), nextInteger(), nextInteger(), nextInteger()); maxW = Math.max(maxW, cars[i].getW()); } for (int i = 0; i < n; i++) { cars[i].setDestination(nextInteger(), nextInteger(), nextInteger(), nextInteger()); } if (w >= 2 * maxW) { System.out.println("TAK"); } else { CarComparator comparator = new CarComparator(); Arrays.sort(cars, comparator); boolean ok = true; for (int i = 0; i < n && ok; i++) { boolean next = true; for (int j = 0; j < n && next && ok; j++) { if (!cars[i].check(cars[j], w)) { ok = false; } if (cars[i].getW() + cars[j].getW() <= w) { next = false; } } } if (ok) { System.out.println("TAK"); } else { System.out.println("NIE"); } } } } }
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 | /** * @author Tadeusz Faber (SI-Consulting SA). * * Potyczki Algorytmiczne 2014. * * 2014-05-14 Runda 3B. Parking. * * Pamiec: 128MB. * Czas: ?s. */ import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.Reader; import java.util.Arrays; import java.util.Comparator; class Car { private int x1; private int x2; private int w; private int z1; private int z2; public Car(int x1, int y1, int x2, int y2) { this.x1 = Math.min(x1, x2); this.x2 = Math.max(x1, x2); this.w = Math.max(y1, y2) - Math.min(y1, y2); } public void setDestination(int x1, int y1, int x2, int y2) { this.z1 = Math.min(x1, x2); this.z2 = Math.max(x1, x2); } public int getW() { return w; } public boolean check(Car car, int w) { if (this.w + car.w <= w) { return true; } else { int a1 = Math.min(x1, z1); int a2 = Math.max(x2, z2); int b1 = Math.min(car.x1, car.z1); int b2 = Math.max(car.x2, car.z2); if ((a1 >= b1 && a1 <= b2) || (a2 >= b1 && a2 <= b2) || (a1 <= b1 && a1 >= b2)) { return false; } else { return true; } } } } class CarComparator implements Comparator<Car> { @Override public int compare(Car c1, Car c2) { if (c2 == null) return -1; // c1 < c2 if (c1.getW() > c2.getW()) return 1; // c1 > c2 else if (c1.getW() < c2.getW()) return -1; // c1 < c2 else return 0; } } public final class par { private static Reader in = null; /** * Zwroc kolejna liczbe calkowita ze strumienia in * * @return wczytana liczba */ private static int nextInteger() { int r = 0; boolean minus = false; char c; try { do { c = (char) in.read(); } while (c == ' ' || c == '\n' || c == '\r'); if (c == '-') { minus = true; c = (char) in.read(); } do { r = r * 10 + (int) c - 48; c = (char) in.read(); } while (c != ' ' && c != '\n' && c != '\r' && c != (char) -1); } catch (Exception ex) { ex.printStackTrace(); } if (minus) { return -r; } else { return r; } } /** * @param args */ public static void main(String[] args) throws IOException { in = new BufferedReader(new InputStreamReader(System.in)); int t = nextInteger(); // 1..20 for (int ti = 1; ti <= t; ti++) { int n = nextInteger(); // 1..50 000 int w = nextInteger(); // 1..1 000 000 000 Car[] cars = new Car[n]; int maxW = 0; for (int i = 0; i < n; i++) { cars[i] = new Car(nextInteger(), nextInteger(), nextInteger(), nextInteger()); maxW = Math.max(maxW, cars[i].getW()); } for (int i = 0; i < n; i++) { cars[i].setDestination(nextInteger(), nextInteger(), nextInteger(), nextInteger()); } if (w >= 2 * maxW) { System.out.println("TAK"); } else { CarComparator comparator = new CarComparator(); Arrays.sort(cars, comparator); boolean ok = true; for (int i = 0; i < n && ok; i++) { boolean next = true; for (int j = 0; j < n && next && ok; j++) { if (!cars[i].check(cars[j], w)) { ok = false; } if (cars[i].getW() + cars[j].getW() <= w) { next = false; } } } if (ok) { System.out.println("TAK"); } else { System.out.println("NIE"); } } } } } |